{"title":"PLANEWAVE CORRECTED DALL-KIRKHAM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eFounded in 2006 by former Celestron engineers Richard Hedrick and Joseph Haberman, PlaneWave Instruments produces some of the finest observatory-class products for serious astronomers and professional researchers. PlaneWave is an industry trendsetter, developing the revolutionary \u003cstrong\u003eCorrected Dall-Kirkham\u003c\/strong\u003e (CDK) telescope optical system, which \u003cstrong\u003eexcels at imaging applications\u003c\/strong\u003e with modern large-format CCD and CMOS cameras.\u003c\/p\u003e","products":[{"product_id":"planewave-cdk-12-5-ota","title":"PLANEWAVE CDK 12.5\" OTA","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe PlaneWave Instruments CDK12.5 Corrected Dall-Kirkham is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e52mm image circle\u003c\/strong\u003e, the CDK12.5 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK12.5 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK12.5 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eOffering the simplicity of single-mirror collimation, the stray light control of advanced baffles, structural performance created through finite element analysis (FEA), and decades of telescope design experience, the CDK12.5 is an exceptional \u003cstrong\u003ediffraction-limited\u003c\/strong\u003e telescope. \u003c\/p\u003e\n\u003cp\u003eCDK12.5 users can experience \u003cstrong\u003epinpoint stars edge-to-edge\u003c\/strong\u003e and a 70 x 70 arcminute field of view when using large 16803 size camera sensors. When equipment fades into the background and simply performs, the astrophotography experience becomes even more fun and rewarding!\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fibre tube minimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\n\u003cdiv data-mce-fragment=\"1\" class=\"block-feature col-sm-12\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003eDovetail Expansion Joint allows \u003cspan data-mce-fragment=\"1\"\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e2.75-inch heavy-duty, no-slip Hedrick Focuser \u003c\/span\u003ewith 1.3\" of drawtube travel when fully racked out. The focus tube runs on 5 bearings and is driven by a leadscrew, so there is no chance of slipping. Focusing is automated through PlaneWave Interface 3 (PWI3) software when using the sold separately PlaneWave Electronic Focuser Accessory.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eThree cooling fans blow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eAll PlaneWave telescopes feature the following ports for dew heater and fan management:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eTwo RCA connectors to power the dew heater (from the Delta T or from a 12V source)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne RJ connector for the Delta T to the telescope to transmit temperature data\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne EFA connector to power the fans (EFA to 5.5-2.1 jack included)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne auxiliary output port\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe built-in dew heaters can be powered by any 12V DC source which has an RCA connector, but the Delta T is required to keep the mirror just above the dew point to avoid overheating and the resulting internal turbulences.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe EFA connector can be powered by the separate EFA controller, any 12V DC source using the supplied EFA to 5.5 x 2.1 jack, or by the Series-5 controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 99.9886%; height: 195.928px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eAperture\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e12.5\" (318 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e2541 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003ef\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e42%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e265 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eBackfocus from racked in focuser\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e183 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e787 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e52 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eWeight (with manual focuser \u0026amp; dovetail)\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e20.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003e\u003cspan\u003eWeight (with electronic focuser \u0026amp; dovetail)\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e318 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e118 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e70 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK12.5 OTA\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":39352506581184,"sku":"PW-125104Q","price":21299.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/products\/PW-CDK125-15_1.jpg?v=1619339666"},{"product_id":"planewave-cdk-14-ota","title":"PLANEWAVE CDK 14\" OTA","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe PlaneWave Instruments CDK14 Corrected Dall-Kirkham is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e70mm image circle\u003c\/strong\u003e, the CDK14 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK14 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK14 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eOffering the simplicity of single-mirror collimation, the stray light control of advanced baffles, structural performance created through finite element analysis (FEA), and decades of telescope design experience, the CDK14 is an exceptional \u003cstrong\u003ediffraction-limited\u003c\/strong\u003e telescope. \u003c\/p\u003e\n\u003cp\u003eCDK14 users can experience \u003cstrong\u003epinpoint stars edge-to-edge\u003c\/strong\u003e and a 70 x 70 arcminute field of view when using large 16803 size camera sensors. When equipment fades into the background and simply performs, the astrophotography experience becomes even more fun and rewarding!\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/manuel-cdk-reducer_large_e2406745-c504-429c-b38e-355366b84971.jpg?v=1724375172\" title='M8 by Manuel Marquez | Planewave CDK 14\" with 0.66x reducer, ZWO ASI6200MM Pro, Antlia 3nm Pro SHO filters.' rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/manuel-cdk-reducer_1000.jpg?v=1724375095\" alt='M8 by Manuel Marquez | Planewave CDK 14\" with 0.66x reducer, ZWO ASI6200MM Pro, Antlia 3nm Pro SHO filters.' style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cem\u003eM8 by Manuel Marquez | Planewave CDK 14\" with 0.66x reducer, ZWO ASI6200MM Pro, Antlia 3nm Pro SHO filters.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fibre tube minimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\n\u003cdiv class=\"block-feature col-sm-12\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003eDovetail Expansion Joint allows \u003cspan data-mce-fragment=\"1\"\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003e3D-printed precision positioned, lightweight baffle tubes to minimize vignetting and maximize image contrast. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eDelta-T ready - For added dew prevention, the CDK14 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eThree cooling fans blow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/image0.jpg?v=1725582997\" title='NGC 6729 by Manuel Marquez | Planewave CDK 14\" with 0.66x reducer, ZWO ASI6200MM Pro, Antlia LRGB filters.'\u003e\u003cimg alt='NGC 6729 by Manuel Marquez | Planewave CDK 14\" with 0.66x reducer, ZWO ASI6200MM Pro, Antlia 3nm Pro SHO filters.' src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/MM_CDK14_reducer_sample_1000.jpg?v=1725582643\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cem\u003eNGC 6729 by Manuel Marquez | Planewave CDK 14\" with 0.66x reducer, ZWO ASI6200MM Pro, Antlia LRGB filters.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eAll PlaneWave telescopes feature the following ports for dew heater and fan management:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eTwo RCA connectors to power the dew heater (from the Delta T or from a 12V source)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne RJ connector for the Delta T to the telescope to transmit temperature data\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne EFA connector to power the fans (EFA to 5.5-2.1 jack included)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne auxiliary output port\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe built-in dew heaters can be powered by any 12V DC source which has an RCA connector, but the Delta T is required to keep the mirror just above the dew point to avoid overheating and the resulting internal turbulences.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe EFA connector can be powered by the separate EFA controller, any 12V DC source using the supplied EFA to 5.5 x 2.1 jack, or by the Series-5 controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e14\" (356 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2563 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/7.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e23.5% by surface area; 48.5% by diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e282 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical performance\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e3.1μ RMS at 13 mm off-axis; 6.0μ RMS at 35 mm off-axis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e889 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e70 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e355.6 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e468.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e165 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e95 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK14 OTA\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003ePlaneWave thumb drive with software and collimation instructions\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":39352506613952,"sku":"PW-140101Q","price":30399.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/products\/CDK-14.jpg?v=1619339667"},{"product_id":"planewave-cdk-17-ota","title":"PLANEWAVE CDK 17\" OTA","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe PlaneWave Instruments CDK17 Corrected Dall-Kirkham is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e70mm image circle\u003c\/strong\u003e, the CDK17 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK17 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK17 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eOffering the simplicity of single-mirror collimation, the stray light control of advanced baffles, structural performance created through finite element analysis (FEA), and decades of telescope design experience, the CDK17 is an exceptional \u003cstrong\u003ediffraction-limited\u003c\/strong\u003e telescope. \u003c\/p\u003e\n\u003cp\u003eCDK17 users can experience \u003cstrong\u003epinpoint stars edge-to-edge\u003c\/strong\u003e and a 61 x 61 arcminute field of view when using large 16803 size camera sensors. When equipment fades into the background and simply performs, the astrophotography experience becomes even more fun and rewarding!\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/spot_diagram-CDK17.png?v=1615784233\" alt=\"PlaneWave CDK17 spot diagram\" style=\"display: block; margin-left: auto; margin-right: auto;\" data-mce-fragment=\"1\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fibre tube minimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\n\u003cdiv class=\"block-feature col-sm-12\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003eDovetail Expansion Joint allows \u003cspan data-mce-fragment=\"1\"\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003e3D-printed precision positioned, lightweight baffle tubes to minimize vignetting and maximize image contrast. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eDelta-T ready - For added dew prevention, the CDK17 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eThree cooling fans blow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eAll PlaneWave telescopes feature the following ports for dew heater and fan management:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eTwo RCA connectors to power the dew heater (from the Delta T or from a 12V source)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne RJ connector for the Delta T to the telescope to transmit temperature data\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne EFA connector to power the fans (EFA to 5.5-2.1 jack included)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne auxiliary output port\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe built-in dew heaters can be powered by any 12V DC source which has an RCA connector, but the Delta T is required to keep the mirror just above the dew point to avoid overheating and the resulting internal turbulences.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe EFA connector can be powered by the separate EFA controller, any 12V DC source using the supplied EFA to 5.5 x 2.1 jack, or by the Series-5 controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e17\" (432 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2939 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e23.7% by surface area; 48.6% by diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e260 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical performance\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e6.5μ RMS at 21 mm off-axis; 9.6μ RMS at 26 mm off-axis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1067 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e70 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e48 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e432 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e445 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e190 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e105 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK17 OTA\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003ePlaneWave thumb drive with software and collimation instructions\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":39352506646720,"sku":"PW-171010Q","price":42699.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/CDK17_2_1000.jpg?v=1720495671"},{"product_id":"planewave-cdk-20-ota","title":"PLANEWAVE CDK 20\" OTA","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe PlaneWave Instruments CDK20 Corrected Dall-Kirkham is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e52mm image circle\u003c\/strong\u003e, the CDK20 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK20 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK20 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eOffering the simplicity of single-mirror collimation, the stray light control of advanced baffles, structural performance created through finite element analysis (FEA), and decades of telescope design experience, the CDK20 is an exceptional \u003cstrong\u003ediffraction-limited\u003c\/strong\u003e telescope. \u003c\/p\u003e\n\u003cp\u003eCDK20 users can experience \u003cstrong\u003epinpoint stars edge-to-edge\u003c\/strong\u003e and a 52 x 52 arcminute field of view when using large 16803 size camera sensors. When equipment fades into the background and simply performs, the astrophotography experience becomes even more fun and rewarding!\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/CDK20-optical-performance.png?v=1615784372\" alt=\"PlaneWave CDK20 optical performance\" style=\"display: block; margin-left: auto; margin-right: auto;\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/CDK20-optical-performance.png?v=1615784372\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fibre tube minimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\n\u003cdiv class=\"block-feature col-sm-12\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003eDovetail Expansion Joint allows \u003cspan data-mce-fragment=\"1\"\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003e3D-printed precision positioned, lightweight baffle tubes to minimize vignetting and maximize image contrast. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eDelta-T ready - For added dew prevention, the CDK20 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eThree cooling fans blow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eAll PlaneWave telescopes feature the following ports for dew heater and fan management:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eTwo RCA connectors to power the dew heater (from the Delta T or from a 12V source)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne RJ connector for the Delta T to the telescope to transmit temperature data\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne EFA connector to power the fans (EFA to 5.5-2.1 jack included)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne auxiliary output port\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe built-in dew heaters can be powered by any 12V DC source which has an RCA connector, but the Delta T is required to keep the mirror just above the dew point to avoid overheating and the resulting internal turbulences.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe EFA connector can be powered by the separate EFA controller, any 12V DC source using the supplied EFA to 5.5 x 2.1 jack, or by the Series-5 controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e20\" (508 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e3454 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e39% of primary mirror diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e224 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1194 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e52 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e63.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e508 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e521 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e191 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e90 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK20 OTA\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003ePlaneWave thumb drive with software and collimation instructions\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":39352506679488,"sku":"PW-200104Q","price":63999.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/products\/CDK20-1.jpg?v=1619339668"},{"product_id":"planewave-cdk-24-ota","title":"PLANEWAVE CDK 24\" OTA","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe PlaneWave Instruments CDK24 Corrected Dall-Kirkham is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e70mm image circle\u003c\/strong\u003e, the CDK24 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK24 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK24 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eOffering the simplicity of single-mirror collimation, the stray light control of advanced baffles, structural performance created through finite element analysis (FEA), and decades of telescope design experience, the CDK24 is an exceptional \u003cstrong\u003ediffraction-limited\u003c\/strong\u003e telescope. \u003c\/p\u003e\n\u003cp\u003eCDK24 users can experience \u003cstrong\u003epinpoint stars edge-to-edge\u003c\/strong\u003e and a 45 x 45 arcminute field of view when using large 16803 size camera sensors. When equipment fades into the background and simply performs, the astrophotography experience becomes even more fun and rewarding!\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/CDK24-optical-performance.png?v=1615784580\" alt=\"PlaneWave CDK24 optical performance\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon fibre tube minimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\n\u003cdiv class=\"block-feature col-sm-12\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003eDovetail Expansion Joint allows \u003cspan data-mce-fragment=\"1\"\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003e3D-printed precision positioned, lightweight baffle tubes to minimize vignetting and maximize image contrast. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eDelta-T ready - For added dew prevention, the CDK24 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eThree cooling fans blow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eAll PlaneWave telescopes feature the following ports for dew heater and fan management:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eTwo RCA connectors to power the dew heater (from the Delta T or from a 12V source)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne RJ connector for the Delta T to the telescope to transmit temperature data\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne EFA connector to power the fans (EFA to 5.5-2.1 jack included)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eOne auxiliary output port\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe built-in dew heaters can be powered by any 12V DC source which has an RCA connector, but the Delta T is required to keep the mirror just above the dew point to avoid overheating and the resulting internal turbulences.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe EFA connector can be powered by the separate EFA controller, any 12V DC source using the supplied EFA to 5.5 x 2.1 jack, or by the Series-5 controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e24\" (610 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e3974 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e47% of primary mirror diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e358 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1422 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e70 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and aluminium light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e108.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e610 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e622 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e280 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e135 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK24 OTA\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003ePlaneWave thumb drive with software and collimation instructions\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCDK24 Focus Spacer (240343) - 5.3″ long spacer is installed between the backplate and the focuser to take up some of the CDK24’s extra backfocus and reduce the torque placed on the focuser mechanism. This spacer is sized such that the backfocus distance behind the focuser is 8.8″.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":39352506712256,"sku":"PW-240104Q","price":119899.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/products\/CDK24.jpg?v=1619339669"},{"product_id":"planewave-cdk700-observatory-system","title":"PLANEWAVE CDK700 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003ePlaneWave Instruments brings a \u003cstrong\u003efully automated observatory class telescope\u003c\/strong\u003e to the market with the CDK700, a 0.7 meter Alt-Az telescope system, combining the \u003cstrong\u003erevolutionary CDK optical design\u003c\/strong\u003e that founded PlaneWave Instruments with an \u003cstrong\u003einnovative direct-drive alt\/az mount technology\u003c\/strong\u003e that sets a new standard for small observatory telescopes.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCDK700 Features\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePinpoint stars out to a 70mm image circle\u003c\/li\u003e\n\u003cli\u003eUltra-low thermal expansion fused silica optics\u003c\/li\u003e\n\u003cli\u003eDual Nasmyth focus, allowing simultaneous mounting of two instruments or easy switching between visual and imaging use\u003c\/li\u003e\n\u003cli\u003eDirect-drive motors on each axis for smooth, fast, and virtually silent movement of the telescope\u003c\/li\u003e\n\u003cli\u003eHigh resolution encoders on each axis for precise positioning\u003c\/li\u003e\n\u003cli\u003eZero backlash\u003c\/li\u003e\n\u003cli\u003eZero periodic error\u003c\/li\u003e\n\u003cli\u003ePointXP mount modelling software\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNow compatible with Series-5 Low Profile Focuser\/Rotator\u003c\/li\u003e\n\u003cli\u003eOptional hard upper shroud and mirror shutter for environmental protection\u003c\/li\u003e\n\u003cli\u003eEdge Controller electronics enables direct web-based control with built-in Wi-Fi, 5G and LTE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e An alt\/az mount is inherently more stable than an equatorial mount since there is no cantilevered mass, nor are there any large protruding counterweights to create a dangerous hazard in a public observatory. An alt\/az telescope is also considerably more compact than its equatorial counterpart, allowing a larger telescope to fit in a smaller enclosure. The mass it takes to make a rigid alt\/az mount is substantially less, leading to cost savings.\u003c\/p\u003e\n\u003cp\u003eUnlike German Equatorial mounts, there are no meridian flips to deal with. You can image from horizon to horizon continuously if desired. Alt\/Az is more intuitive to use and no polar alignment is needed. Besides, it is the way the professionals do it!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits of Nasmyth focus\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Nasmyth Focus is along the altitude axis so there are virtually no balancing issue as you change out equipment. Eyepieces remain at a constant wheelchair-accessible height, greatly simplifying access to the telescope for public observatories. The rotating tertiary mirror allows you to switch from one Nasmyth port to the other in just seconds, allowing observers to easily transition between imaging and visual use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRotating tertiary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK700 includes an integrated rotator for the tertiary mirror, with magnetic locks to position the mirror precisely for either Nasmyth focus position. The rotator can move from one port to the other in under 10 seconds.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDirect drive motors and encoders\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDirect Drive motors mean that there are no gears to cause backlash and periodic error. With high-resolution encoders providing the feedback for the direct drive motors, not only will the telescope track without periodic error or have any backlash at all, but the mount will be able to counter against wind gusts. The direct drive motors can move the telescope at incredible speeds for tracking satellites or just to minimize target acquisition time.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll PlaneWave telescopes feature the following ports for dew heater and fan management:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTwo RCA connectors to power the dew heater (from the Delta T or from a 12V source)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOne RJ connector for the Delta T to the telescope to transmit temperature data\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOne EFA connector to power the fans (EFA to 5.5-2.1 jack included)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOne auxiliary output port\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe built-in dew heaters can be powered by any 12V DC source which has an RCA connector, but the Delta T is required to keep the mirror just above the dew point to avoid overheating and the resulting internal turbulences.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe EFA connector can be powered by the separate EFA controller, any 12V DC source using the supplied EFA to 5.5 x 2.1 jack, or by the Series-5 controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eOptics\u003cbr\u003e\n\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e700 mm (27.56\")\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e4540 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e47% of the primary mirror diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e309 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical performance (400-900 nm)\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e1.8μ RMS at 25 mm on-axis; 4.4μ RMS at 21 mm off-axis; 6.8μ RMS at 35 mm off-axis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eImage scale\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e22\u003cspan\u003eμ per arcsecond\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e70 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eDual truss structure with Nasmyth focus\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eFully baffled field\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e60 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e544 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e93.73″ H x 43.25″ W x 39″ D\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical structure\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100.06%; height: 78.4px;\" class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 21.8247%; height: 19.6px;\"\u003eFork assembly\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.6113%; height: 19.6px;\"\u003e\u003cspan\u003eSpace frame steel truss\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 21.8247%; height: 19.6px;\"\u003eFork base\u003c\/th\u003e\n\u003ctd style=\"width: 75.6113%; height: 19.6px;\"\u003e\u003cspan\u003eWelded stainless steel torsion box\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 21.8247%; height: 19.6px;\"\u003eInstrument payload\u003c\/th\u003e\n\u003ctd style=\"width: 75.6113%; height: 19.6px;\"\u003e\u003cspan\u003e136 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 21.8247%; height: 19.6px;\"\u003eOptical tube\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 75.6113%; height: 19.6px;\"\u003e\u003cspan\u003eDual truss structure with Nasmyth focus\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMotion control\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100.06%; height: 176.4px;\" class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 15.8438%; height: 19.6px;\"\u003eMotors\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 81.5921%; height: 19.6px;\"\u003e\u003cspan\u003eDirect Drive 3 Phase Axial-Flux Torque Motors\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003cth style=\"text-align: left; width: 15.8438%; height: 39.2px;\"\u003eEncoders\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 81.5921%; height: 39.2px;\"\u003e\u003cspan\u003e255 mm stainless steel encoder ring with read-head yields 67.1 million counts per revolution of the telescope with ~0.019 arc-second resolution\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003cth style=\"text-align: left; width: 15.8438%; height: 39.2px;\"\u003eMotor torque\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 81.5921%; height: 39.2px;\"\u003e\u003cspan\u003eApproximately 170 ft-lbs continuous (Azimuth motor)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003cth style=\"text-align: left; width: 15.8438%; height: 39.2px;\"\u003eDrive electronics\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 81.5921%; height: 39.2px;\"\u003eElmo Motion Control Systems drives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003cth style=\"text-align: left; width: 15.8438%; height: 39.2px;\"\u003eControl software\u003c\/th\u003e\n\u003ctd style=\"width: 81.5921%; height: 39.2px;\"\u003e\u003cspan\u003ePWI4 \u0026amp; PointXP mount \u003cspan style=\"font-size: 14px;\"\u003emodelling\u003c\/span\u003e software by Dave Rowe, ASCOM compatible\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystem performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003ePointing accuracy\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e10 arcsecond RMS with PointXP Model\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003ePointing precision\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e2 arcsecond\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eTracking accuracy\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;0.2 arcsecond error over 10 minute period\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eSystem natural frequency\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e16 Hz or greater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":39352506745024,"sku":"PW-700101Q","price":385000.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-700101Q_1_1000.jpg?v=1779067732"},{"product_id":"planewave-cdk1000-observatory-system","title":"PLANEWAVE CDK1000 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK1000 is a complete 1-meter observatory-class telescope featuring a \u003cstrong\u003edirect drive altitude-azimuth (Alt-Az) mounting system\u003c\/strong\u003e designed and engineered by PlaneWave. With a \u003cstrong\u003ediffraction-limited 100mm image circle\u003c\/strong\u003e, the CDK1000 is designed to excel at imaging on the largest format CMOS cameras available today. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLight-weighted optics are made of \u003cstrong\u003ezero expansion fused silica materials\u003c\/strong\u003e for excellent thermal stability and maximum throughput. T\u003c\/span\u003e\u003cspan\u003ehe dual Nasmyth ports allow two instruments to be installed simultaneously, and a computer-controlled tertiary mirror allows either instrument to be remotely selected in seconds. With direct-drive motors, high-resolution encoders, zero-backlash and no periodic error, the CDK1000 sets a new standard in 1-meter class observatory telescopes.\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePW1000 Features\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePinpoint stars out to a 100mm image circle\u003c\/li\u003e\n\u003cli\u003eUltra-low thermal expansion fused silica optics\u003c\/li\u003e\n\u003cli\u003eDual Nasmyth focus, allowing simultaneous mounting of two instruments or easy switching between visual and imaging use\u003c\/li\u003e\n\u003cli\u003eDirect-drive motors on each axis for smooth, fast, and virtually silent movement of the telescope\u003c\/li\u003e\n\u003cli\u003eHigh resolution encoders on each axis for precise positioning\u003c\/li\u003e\n\u003cli\u003eZero backlash\u003c\/li\u003e\n\u003cli\u003eZero periodic error\u003c\/li\u003e\n\u003cli\u003ePointXP mount modelling software\u003c\/li\u003e\n\u003cli\u003eField de-rotator \/ rotational field framing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eAn alt\/az mount is inherently more stable than an equatorial mount since there is no cantilevered mass, nor are there any large protruding counterweights to create a dangerous hazard in a public observatory. An alt\/az telescope is also considerably more compact than its equatorial counterpart, allowing a larger telescope to fit in a smaller enclosure. The mass it takes to make a rigid alt\/az mount is substantially less, leading to cost savings.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits of Nasmyth focus\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Nasmyth Focus is along the altitude axis so there are virtually no balancing issue as you change out equipment. Eyepieces remain at a constant wheelchair-accessible height, greatly simplifying access to the telescope for public observatories. The rotating tertiary mirror allows you to switch from one Nasmyth port to the other in just seconds, allowing observers to easily transition between imaging and visual use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRotating tertiary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe PW1000 includes an integrated rotator for the tertiary mirror, with magnetic locks to position the mirror precisely for either Nasmyth focus position. The rotator can move from one port to the other in under 10 seconds.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDirect drive motors and encoders\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDirect Drive motors mean that there are no gears to cause backlash and periodic error. With high-resolution encoders providing the feedback for the direct drive motors, not only will the telescope track without periodic error or have any backlash at all, but the mount will be able to counter against wind gusts. The direct drive motors can move the telescope at incredible speeds for tracking satellites or just to minimize target acquisition time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAutomated primary mirror shutter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProtects the primary mirror from unwanted dust and moisture with integrated four shutter automated system, fully controllable with PlaneWave’s PWI software.\u003c\/p\u003e\n\u003ch5\u003eOptics\u003cbr\u003e\n\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e1000 mm (39.37\")\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e6000 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e47% of the primary mirror diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e370 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical performance (400-900 nm)\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e3.7μ RMS at 35 mm on-axis; 5.0μ RMS at 50 mm off-axis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eImage scale\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cspan\u003e29μ per arcsecond at f\/6\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e100 mm image circle (1.0 degrees)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eDual truss structure with Nasmyth focus\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e1587 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e129.73″ H x 72″ W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical structure\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFork assembly\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eSpace frame steel truss\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFork base\u003c\/th\u003e\n\u003ctd\u003eWelded stainless steel torsion box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAzimuth bearing\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e26.7 inch slew ring bearing\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAltitude bearing\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eThree 9.5 inch 4 way loaded ball bearings (two pre-loaded on motor side, one on non motor side)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical tube\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eDual truss structure with Nasmyth focus\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eInstrument payload\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e136 kg (150-ft-lbs mounted on the field de-rotator plate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMotion control\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMotor control\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMotors\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eDirect Drive 3 Phase Axial-Flux Torque Motors\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eEncoders\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eAbsolute encoder with a resolution of 0.005 arcseconds (268 million counts per revolution)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMotor torque\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eGreater than 200 ft-lbs of peak torque\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDrive electronics\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eControls the altitude and azimuth motors and encoders, 2 direct drive de-rotators with absolute encoders, 4 fans zones, 3 dew heater zones, two focusers, an array of temperature sensors, M3 port selector, primary mirror covers and magnetic axis deceleration\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eControl software\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eIncorporates PointXP mount \u003cspan style=\"font-size: 14px;\"\u003emodelling\u003c\/span\u003e software by Dave Rowe All ASCOM compatible.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystem performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003ePointing accuracy\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBetter than 10 arcsecond RMS with PointXP Model\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003ePointing precision\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e2 arcsecond at sidereal velocity\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eTracking accuracy\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt;1 arcsecond error over 10 minute period at sidereal velocity\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eSystem natural frequency\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e10 Hz or greater\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eField de-rotator accuracy\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e3 microns of peak to peak error at 35mm off-axis over 1 hour of tracking (18 arcsec)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":39352506777792,"sku":"PW-1000101","price":999999.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/products\/PW1000-1.jpg?v=1619339670"},{"product_id":"planewave-cdk300-observatory-system","title":"PLANEWAVE CDK300 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003ePlaneWave Instruments CDK300 Observatory System \u003c\/strong\u003eis an elite configuration for professional astronomy research and advanced astrophotography applications, combining the CDK 12.5\" Corrected Dall-Kirkham telescope and L-350 Direct-Drive mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK 12.5\" is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e52mm image circle\u003c\/strong\u003e, the CDK 12.5 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK 12.5 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK12.5 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eThe PlaneWave L-350 \u003cstrong\u003eDirect Drive\u003c\/strong\u003e Mount represents a pinnacle of engineering excellence, designed to meet astrophotography enthusiasts’ and astronomy researchers’ demands. This mount, a key component in the \u003cstrong\u003eL-Series\u003c\/strong\u003e, integrates advanced technology to provide an unparalleled observational platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-350 Direct Drive Mount Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with PlaneWave's proprietary \u003cstrong\u003edirect-drive motors on each axis\u003c\/strong\u003e, the L-350 ensures the telescopes' smooth, fast, and whisper-quiet movement, capable of slew speeds up to 50 degrees per second. This rapid adjustment capability is ideal for tracking celestial objects and satellites across the sky with minimal vibration and maximal accuracy.\u003c\/li\u003e\n\u003cli\u003eWith \u003cstrong\u003ehigh-resolution encoders \u003c\/strong\u003eon each axis, the L-350 offers precise positioning, crucial for capturing sharp, detailed images of the night sky. These encoders are fundamental for scientific applications where exact data collection is paramount.\u003c\/li\u003e\n\u003cli\u003eThe design of the L-350 \u003cstrong\u003eeliminates backlash and periodic error\u003c\/strong\u003e, providing steady tracking that is essential for high-quality astrophotography and reliable, long-term observational research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrough-the-mount cabling system \u003c\/strong\u003eenhances setup neatness and safety, preventing cable snagging and reducing setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAzimuth Dovetail Balance System \u003c\/strong\u003eprovides precise center of gravity adjustments, enhancing the stability and performance of the system in both alt-azimuth and equatorial configurations, crucial for maintaining accurate tracking and reducing strain on the mount during extended observations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Dual Mounting Bracket \u003c\/strong\u003eallows for the attachment of additional telescopes or accessories on the mount, enhancing versatility and enabling simultaneous multi-instrument use, ideal for complex observational setups or educational demonstrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePointXP software \u003c\/strong\u003ecreates precise models of the mount's tracking behavior, improving its accuracy for critical applications. This software is invaluable for projects requiring exact positioning and tracking over extended periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCDK 12.5\" Optical Tube Assembly Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fibre tube \u003c\/strong\u003eminimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail Expansion Joint \u003c\/strong\u003eallows \u003cspan\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.75-inch heavy-duty, no-slip Hedrick Focuser \u003c\/strong\u003ewith 1.3\" of drawtube travel when fully racked out. The focus tube runs on 5 bearings and is driven by a leadscrew, so there is no chance of slipping. Focusing is automated through PlaneWave Interface 3 (PWI3) software when using the sold separately PlaneWave Electronic Focuser Accessory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree cooling fans \u003c\/strong\u003eblow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eOTA\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 99.9886%; height: 195.928px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eAperture\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e12.5\" (318 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e2541 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003ef\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e42%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e265 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eBackfocus from racked in focuser\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e183 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e787 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e52 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003eWeight (with manual focuser \u0026amp; dovetail)\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e20.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5928px;\"\u003e\n\u003cth style=\"text-align: left; width: 68.497%; height: 19.5928px;\"\u003e\u003cspan\u003eWeight (with electronic focuser \u0026amp; dovetail)\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 29.1893%; height: 19.5928px;\"\u003e22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e318 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e330 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e118 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e70 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-350 Mount\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 99.3548%; height: 1815px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eType\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\n\u003cspan\u003eAlt-Azimuth \/ Equatorial Direct-Drive Mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 19.6023px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 19.6023px;\"\u003e\n\u003cspan\u003e110 lbs (50 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 19.6023px;\"\u003eInstrument payload capacity\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 19.6023px;\"\u003e\n\u003cspan\u003e100 lbs (45 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eLatitude range\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\u003cspan\u003e0 to 90 degrees, Northern and Southern hemispheres\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eCable Management\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\n\u003cspan\u003eEquipment cables can be wired through mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1802px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.1802px;\"\u003eSwing-Through Length (From Altitude Axis)\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.1802px;\"\u003e\u003cspan\u003e571.5 mm (22.5\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eControl Electronics\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\u003cspan\u003ePlaneWave Interface dual axis telescope control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 58.8068px;\"\u003eHoming Sensors\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 58.8068px;\"\u003e\u003cspan\u003eHome position sensors are included allowing the mount to find its home position on power up\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eSlew Rate\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\u003cspan\u003e20 degrees per second (standard); 50 degrees per second (maximum), both axes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 65.9984px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 65.9984px;\"\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 65.9984px;\"\u003e\u003cspan\u003eAccepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003eDirect-Drive 3 Phase Axial-Flux Torque Motors Encoder – Azimuth and Altitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.4091px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 78.4091px;\"\u003e\u003cstrong\u003eEncoder – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 78.4091px;\"\u003e152 mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069-arcsecond resolution).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.763px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 55.763px;\"\u003e\u003cstrong\u003eMotor Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 55.763px;\"\u003eApproximately 20 ft-lbs continuous; 50 ft-lbs peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 58.8068px;\"\u003e\u003cstrong\u003eDrive Electronics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 58.8068px;\"\u003eIndustrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 58.8068px;\"\u003e\u003cstrong\u003eTelescope Control Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 58.8068px;\"\u003e\u003cspan\u003eUses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 94.9026px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 94.9026px;\"\u003e\u003cstrong\u003ePointing Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 94.9026px;\"\u003e\u0026lt;10-arcsecond RMS with PointXP Model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.7143px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 55.7143px;\"\u003e\u003cstrong\u003ePointing Precision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 55.7143px;\"\u003e2 arcseconds at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 39.2045px;\"\u003e\u003cstrong\u003eTracking Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e0.3 arcseconds over a 5-minute period at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 19.6023px;\"\u003eSystem Natural Frequency\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 19.6023px;\"\u003e10 Hz or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK12.5 OTA\u003c\/li\u003e\n\u003cli\u003eL-350 mount\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003e600182 Keller EZ-Saddle\u003c\/li\u003e\n\u003cli\u003e6 x 3\/8-16 x 1\/4\" socket head cap screws to bolt the mount to the pier\u003c\/li\u003e\n\u003cli\u003e6 x 3\/8-16 x 1\/4″ washers\u003c\/li\u003e\n\u003cli\u003eOne extended length shoulder bolt for RA axis to EQ wedge alignment\u003c\/li\u003e\n\u003cli\u003eOne 16′ USB cable - To connect the mount to the observatory control computer\u003c\/li\u003e\n\u003cli\u003ePower cable for mount\u003c\/li\u003e\n\u003cli\u003eStandard Allen Key set - For tightening bolts used on the mount\u003c\/li\u003e\n\u003cli\u003eGamepad - Used for control of the mount tracking speeds for visual observing\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":48135635534049,"sku":"PW-125130Q","price":45999.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-140130Q_1000.jpg?v=1774488414"},{"product_id":"planewave-cdk350-observatory-system","title":"PLANEWAVE CDK350 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003ePlaneWave Instruments CDK350 Observatory System \u003c\/strong\u003eis an elite configuration for professional astronomy research and advanced astrophotography applications, combining the CDK 14\" Corrected Dall-Kirkham telescope and L-350 Direct-Drive mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK 14\" is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e70mm image circle\u003c\/strong\u003e, the CDK 14 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK 14 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK 14 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eThe PlaneWave L-350 \u003cstrong\u003eDirect Drive\u003c\/strong\u003e Mount represents a pinnacle of engineering excellence, designed to meet astrophotography enthusiasts’ and astronomy researchers’ demands. This mount, a key component in the \u003cstrong\u003eL-Series\u003c\/strong\u003e, integrates advanced technology to provide an unparalleled observational platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-350 Direct Drive Mount Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with PlaneWave's proprietary \u003cstrong\u003edirect-drive motors on each axis\u003c\/strong\u003e, the L-350 ensures the telescopes' smooth, fast, and whisper-quiet movement, capable of slew speeds up to 50 degrees per second. This rapid adjustment capability is ideal for tracking celestial objects and satellites across the sky with minimal vibration and maximal accuracy.\u003c\/li\u003e\n\u003cli\u003eWith \u003cstrong\u003ehigh-resolution encoders \u003c\/strong\u003eon each axis, the L-350 offers precise positioning, crucial for capturing sharp, detailed images of the night sky. These encoders are fundamental for scientific applications where exact data collection is paramount.\u003c\/li\u003e\n\u003cli\u003eThe design of the L-350 \u003cstrong\u003eeliminates backlash and periodic error\u003c\/strong\u003e, providing steady tracking that is essential for high-quality astrophotography and reliable, long-term observational research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrough-the-mount cabling system \u003c\/strong\u003eenhances setup neatness and safety, preventing cable snagging and reducing setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAzimuth Dovetail Balance System \u003c\/strong\u003eprovides precise center of gravity adjustments, enhancing the stability and performance of the system in both alt-azimuth and equatorial configurations, crucial for maintaining accurate tracking and reducing strain on the mount during extended observations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Dual Mounting Bracket \u003c\/strong\u003eallows for the attachment of additional telescopes or accessories on the mount, enhancing versatility and enabling simultaneous multi-instrument use, ideal for complex observational setups or educational demonstrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePointXP software \u003c\/strong\u003ecreates precise models of the mount's tracking behavior, improving its accuracy for critical applications. This software is invaluable for projects requiring exact positioning and tracking over extended periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCDK 14\" Optical Tube Assembly Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fibre tube \u003c\/strong\u003eminimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail Expansion Joint \u003c\/strong\u003eallows \u003cspan\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDelta-T ready \u003c\/strong\u003e- For added dew prevention, the CDK14 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree cooling fans \u003c\/strong\u003eblow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e14\" (356 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2563 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/7.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e23.5% by surface area; 48.5% by diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e282 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical performance\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e3.1μ RMS at 13 mm off-axis; 6.0μ RMS at 35 mm off-axis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e889 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e70 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e355.6 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e468.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e165 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e95 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-350 Mount\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 99.3548%; height: 1815px;\" class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eType\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\n\u003cspan\u003eAlt-Azimuth \/ Equatorial Direct-Drive Mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 19.6023px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 19.6023px;\"\u003e\n\u003cspan\u003e110 lbs (50 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 19.6023px;\"\u003eInstrument payload capacity\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 19.6023px;\"\u003e\n\u003cspan\u003e100 lbs (45 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eLatitude range\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\u003cspan\u003e0 to 90 degrees, Northern and Southern hemispheres\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eCable Management\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\n\u003cspan\u003eEquipment cables can be wired through mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1802px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.1802px;\"\u003eSwing-Through Length (From Altitude Axis)\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.1802px;\"\u003e\u003cspan\u003e571.5 mm (22.5\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eControl Electronics\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\u003cspan\u003ePlaneWave Interface dual axis telescope control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 58.8068px;\"\u003eHoming Sensors\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 58.8068px;\"\u003e\u003cspan\u003eHome position sensors are included allowing the mount to find its home position on power up\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 39.2045px;\"\u003eSlew Rate\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e\u003cspan\u003e20 degrees per second (standard); 50 degrees per second (maximum), both axes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 65.9984px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 65.9984px;\"\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 65.9984px;\"\u003e\u003cspan\u003eAccepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003eDirect-Drive 3 Phase Axial-Flux Torque Motors Encoder – Azimuth and Altitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.4091px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 78.4091px;\"\u003e\u003cstrong\u003eEncoder – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 78.4091px;\"\u003e152 mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069-arcsecond resolution).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.763px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 55.763px;\"\u003e\u003cstrong\u003eMotor Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 55.763px;\"\u003eApproximately 20 ft-lbs continuous; 50 ft-lbs peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 58.8068px;\"\u003e\u003cstrong\u003eDrive Electronics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 58.8068px;\"\u003eIndustrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 58.8068px;\"\u003e\u003cstrong\u003eTelescope Control Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 58.8068px;\"\u003e\u003cspan\u003eUses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 94.9026px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 94.9026px;\"\u003e\u003cstrong\u003ePointing Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 94.9026px;\"\u003e\u0026lt;10-arcsecond RMS with PointXP Model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.7143px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 55.7143px;\"\u003e\u003cstrong\u003ePointing Precision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 55.7143px;\"\u003e2 arcseconds at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0447%; height: 39.2045px;\"\u003e\u003cstrong\u003eTracking Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6712%; height: 39.2045px;\"\u003e0.3 arcseconds over a 5-minute period at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0447%; height: 19.6023px;\"\u003eSystem Natural Frequency\u003c\/th\u003e\n\u003ctd style=\"width: 43.6712%; height: 19.6023px;\"\u003e10 Hz or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK14 OTA\u003c\/li\u003e\n\u003cli\u003eL-350 mount\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003e600182 Keller EZ-Saddle\u003c\/li\u003e\n\u003cli\u003e6 x 3\/8-16 x 1\/4\" socket head cap screws to bolt the mount to the pier\u003c\/li\u003e\n\u003cli\u003e6 x 3\/8-16 x 1\/4″ washers\u003c\/li\u003e\n\u003cli\u003eOne extended length shoulder bolt for RA axis to EQ wedge alignment\u003c\/li\u003e\n\u003cli\u003eOne 16′ USB cable - To connect the mount to the observatory control computer\u003c\/li\u003e\n\u003cli\u003ePower cable for mount\u003c\/li\u003e\n\u003cli\u003eStandard Allen Key set - For tightening bolts used on the mount\u003c\/li\u003e\n\u003cli\u003eGamepad - Used for control of the mount tracking speeds for visual observing\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":48136142979297,"sku":"PW-140130Q","price":54999.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-140130Q_1000_38b45563-be10-4f18-978b-fe7be7b35f89.jpg?v=1774490115"},{"product_id":"planewave-cdk400-observatory-system","title":"PLANEWAVE CDK400 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003ePlaneWave Instruments CDK400 Observatory System \u003c\/strong\u003eis an elite configuration for professional astronomy research and advanced astrophotography applications, combining the CDK 17\" Corrected Dall-Kirkham telescope and L-500 Direct-Drive mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK 17\" is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e70mm image circle\u003c\/strong\u003e, the CDK 17 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK 17 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK 17 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eThe PlaneWave L500 \u003cstrong\u003eDirect Drive\u003c\/strong\u003e Mount represents a pinnacle of engineering excellence, designed to meet astrophotography enthusiasts’ and astronomy researchers’ demands. This mount, a key component in the \u003cstrong\u003eL-Series\u003c\/strong\u003e, integrates advanced technology to provide an unparalleled observational platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-500 Direct Drive Mount Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with PlaneWave's proprietary \u003cstrong\u003edirect-drive motors on each axis\u003c\/strong\u003e, the L-500 ensures the telescopes' smooth, fast, and whisper-quiet movement, capable of slew speeds up to 50 degrees per second. This rapid adjustment capability is ideal for tracking celestial objects and satellites across the sky with minimal vibration and maximal accuracy.\u003c\/li\u003e\n\u003cli\u003eWith \u003cstrong\u003ehigh-resolution encoders \u003c\/strong\u003eon each axis, the L-500 offers precise positioning, crucial for capturing sharp, detailed images of the night sky. These encoders are fundamental for scientific applications where exact data collection is paramount.\u003c\/li\u003e\n\u003cli\u003eThe design of the L-500 \u003cstrong\u003eeliminates backlash and periodic error\u003c\/strong\u003e, providing steady tracking that is essential for high-quality astrophotography and reliable, long-term observational research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrough-the-mount cabling system \u003c\/strong\u003eenhances setup neatness and safety, preventing cable snagging and reducing setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAzimuth Dovetail Balance System \u003c\/strong\u003eprovides precise center of gravity adjustments, enhancing the stability and performance of the system in both alt-azimuth and equatorial configurations, crucial for maintaining accurate tracking and reducing strain on the mount during extended observations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Dual Mounting Bracket \u003c\/strong\u003eallows for the attachment of additional telescopes or accessories on the mount, enhancing versatility and enabling simultaneous multi-instrument use, ideal for complex observational setups or educational demonstrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePointXP software \u003c\/strong\u003ecreates precise models of the mount's tracking behavior, improving its accuracy for critical applications. This software is invaluable for projects requiring exact positioning and tracking over extended periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCDK 17\" Optical Tube Assembly Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fibre tube \u003c\/strong\u003eminimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail Expansion Joint \u003c\/strong\u003eallows \u003cspan\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDelta-T ready \u003c\/strong\u003e- For added dew prevention, the CDK17 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree cooling fans \u003c\/strong\u003eblow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e17\" (432 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2939 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e23.7% by surface area; 48.6% by diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e260 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical performance\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e6.5μ RMS at 21 mm off-axis; 9.6μ RMS at 26 mm off-axis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1067 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e70 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e48 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e432 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e445 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e190 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e105 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-500 Mount\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 97.7201%; height: 1819px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eType\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eAlt-Azimuth \/ Equatorial Direct-Drive Mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e257 lbs (100 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eInstrument payload capacity\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e200 lbs (91 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eLatitude range\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e0 to 90 degrees, Northern and Southern hemispheres\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\n\u003cstrong\u003eCable Management\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eEquipment cables can be wired through mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1802px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.1802px;\"\u003e\u003cstrong\u003eSwing-Through Length (From Altitude Axis)\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.1802px;\"\u003e\u003cspan\u003e650.748 mm (25.62\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eControl Electronics\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003ePlaneWave Interface dual axis telescope control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eHoming Sensors\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eHome position sensors are included allowing the mount to find its home position on power up\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eSlew Rate\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e20 degrees per second (standard); 50 degrees per second (maximum), both axes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 65.9984px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 65.9984px;\"\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 65.9984px;\"\u003e\u003cspan\u003eAccepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eDirect-Drive 3 Phase Axial-Flux Torque Motors Encoder – Azimuth and Altitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.4091px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 78.4091px;\"\u003e\u003cstrong\u003eEncoder – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 78.4091px;\"\u003e152 mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069-arcsecond resolution).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.763px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.763px;\"\u003e\u003cstrong\u003eMotor Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.763px;\"\u003eApproximately 20 ft-lbs continuous; 50 ft-lbs peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eDrive Electronics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003eIndustrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eTelescope Control Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eUses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 94.9026px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 94.9026px;\"\u003e\u003cstrong\u003ePointing Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 94.9026px;\"\u003e\u0026lt;10-arcsecond RMS with PointXP Model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.7143px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.7143px;\"\u003e\u003cstrong\u003ePointing Precision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.7143px;\"\u003e2 arcseconds at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eTracking Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e0.3 arcseconds over a 5-minute period at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003e\u003cstrong\u003eSystem Natural Frequency\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e10 Hz or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK17 OTA\u003c\/li\u003e\n\u003cli\u003eL-500 mount\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003e200919 Dovetail Saddle\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4\" socket head cap screws to bolt the mount to the pier\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4″ washers\u003c\/li\u003e\n\u003cli\u003eOne extended length shoulder bolt for RA axis to EQ wedge alignment\u003c\/li\u003e\n\u003cli\u003eOne 16′ USB cable - To connect the mount to the observatory control computer\u003c\/li\u003e\n\u003cli\u003ePower cable for mount\u003c\/li\u003e\n\u003cli\u003eStandard Allen Key set - For tightening bolts used on the mount\u003c\/li\u003e\n\u003cli\u003eGamepad - Used for control of the mount tracking speeds for visual observing\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":48136165458145,"sku":"PW-170130Q","price":85399.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-CDK400-CDK500_1000.jpg?v=1774835350"},{"product_id":"planewave-cdk450-observatory-system","title":"PLANEWAVE CDK450 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003ePlaneWave Instruments CDK450 Observatory System \u003c\/strong\u003eis an elite configuration for professional astronomy research and advanced astrophotography applications, combining the CDK 17\" Corrected Dall-Kirkham telescope and L-550 Direct-Drive mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK 17\" is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e70mm image circle\u003c\/strong\u003e, the CDK 17 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK 17 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK 17 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eThe PlaneWave \u003cstrong\u003eL550 Direct Drive\u003c\/strong\u003e Mount represents a pinnacle of engineering excellence, designed to meet astrophotography enthusiasts’ and astronomy researchers’ demands. This mount, a key component in the \u003cstrong\u003eL-Series\u003c\/strong\u003e, integrates advanced technology to provide an unparalleled observational platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-550 Direct Drive Mount Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with PlaneWave's proprietary \u003cstrong\u003edirect-drive motors on each axis\u003c\/strong\u003e, the L-550 ensures the telescopes' smooth, fast, and whisper-quiet movement, capable of slew speeds up to 50 degrees per second. This rapid adjustment capability is ideal for tracking celestial objects and satellites across the sky with minimal vibration and maximal accuracy.\u003c\/li\u003e\n\u003cli\u003eWith \u003cstrong\u003ehigh-resolution encoders \u003c\/strong\u003eon each axis, the L-550 offers precise positioning, crucial for capturing sharp, detailed images of the night sky. These encoders are fundamental for scientific applications where exact data collection is paramount.\u003c\/li\u003e\n\u003cli\u003eThe design of the L-550 \u003cstrong\u003eeliminates backlash and periodic error\u003c\/strong\u003e, providing steady tracking that is essential for high-quality astrophotography and reliable, long-term observational research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrough-the-mount cabling system \u003c\/strong\u003eenhances setup neatness and safety, preventing cable snagging and reducing setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAzimuth Dovetail Balance System \u003c\/strong\u003eprovides precise center of gravity adjustments, enhancing the stability and performance of the system in both alt-azimuth and equatorial configurations, crucial for maintaining accurate tracking and reducing strain on the mount during extended observations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Dual Mounting Bracket \u003c\/strong\u003eallows for the attachment of additional telescopes or accessories on the mount, enhancing versatility and enabling simultaneous multi-instrument use, ideal for complex observational setups or educational demonstrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePointXP software \u003c\/strong\u003ecreates precise models of the mount's tracking behavior, improving its accuracy for critical applications. This software is invaluable for projects requiring exact positioning and tracking over extended periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCDK 17\" Optical Tube Assembly Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fibre tube \u003c\/strong\u003eminimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail Expansion Joint \u003c\/strong\u003eallows \u003cspan\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDelta-T ready \u003c\/strong\u003e- For added dew prevention, the CDK17 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree cooling fans \u003c\/strong\u003eblow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e17\" (432 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2939 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e23.7% by surface area; 48.6% by diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e260 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical performance\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e6.5μ RMS at 21 mm off-axis; 9.6μ RMS at 26 mm off-axis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1067 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e70 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e48 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e432 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e445 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e190 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e105 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-550 Mount\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 97.7201%; height: 1819px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eType\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eAlt-Azimuth \/ Equatorial Direct-Drive Mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e338 lbs (153 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eInstrument payload capacity\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e300 lbs (136 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eLatitude range\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e0 to 90 degrees, Northern and Southern hemispheres\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\n\u003cstrong\u003eCable Management\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eEquipment cables can be wired through mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1802px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.1802px;\"\u003e\u003cstrong\u003eSwing-Through Length (From Altitude Axis)\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.1802px;\"\u003e\u003cspan\u003e650.748 mm (25.62\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eControl Electronics\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003ePlaneWave Interface dual axis telescope control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eHoming Sensors\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eHome position sensors are included allowing the mount to find its home position on power up\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eSlew Rate\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e20 degrees per second (standard); 50 degrees per second (maximum), both axes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 65.9984px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 65.9984px;\"\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 65.9984px;\"\u003e\u003cspan\u003eAccepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eDirect-Drive 3 Phase Axial-Flux Torque Motors Encoder – Azimuth and Altitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.4091px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 78.4091px;\"\u003e\u003cstrong\u003eEncoder – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 78.4091px;\"\u003e152 mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069-arcsecond resolution).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.763px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.763px;\"\u003e\u003cstrong\u003eMotor Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.763px;\"\u003eApproximately 20 ft-lbs continuous; 50 ft-lbs peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eDrive Electronics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003eIndustrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eTelescope Control Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eUses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 94.9026px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 94.9026px;\"\u003e\u003cstrong\u003ePointing Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 94.9026px;\"\u003e\u0026lt;10-arcsecond RMS with PointXP Model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.7143px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.7143px;\"\u003e\u003cstrong\u003ePointing Precision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.7143px;\"\u003e2 arcseconds at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eTracking Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e0.3 arcseconds over a 5-minute period at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003e\u003cstrong\u003eSystem Natural Frequency\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e10 Hz or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK17 OTA\u003c\/li\u003e\n\u003cli\u003eL-550 mount\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003e200919 Dovetail Saddle\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4\" socket head cap screws to bolt the mount to the pier\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4″ washers\u003c\/li\u003e\n\u003cli\u003eOne extended length shoulder bolt for RA axis to EQ wedge alignment\u003c\/li\u003e\n\u003cli\u003eOne 16′ USB cable - To connect the mount to the observatory control computer\u003c\/li\u003e\n\u003cli\u003ePower cable for mount\u003c\/li\u003e\n\u003cli\u003eStandard Allen Key set - For tightening bolts used on the mount\u003c\/li\u003e\n\u003cli\u003eGamepad - Used for control of the mount tracking speeds for visual observing\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":48145866326241,"sku":"PW-170131Q","price":99399.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-CDK450_1000.jpg?v=1774835702"},{"product_id":"planewave-cdk500-observatory-system","title":"PLANEWAVE CDK500 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003ePlaneWave Instruments CDK500 Observatory System \u003c\/strong\u003eis an elite configuration for professional astronomy research and advanced astrophotography applications, combining the CDK 20\" Corrected Dall-Kirkham telescope and L-500 Direct-Drive mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK 20\" is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e52mm image circle\u003c\/strong\u003e, the CDK 20 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK 20 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK 20 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eThe PlaneWave L500 \u003cstrong\u003eDirect Drive\u003c\/strong\u003e Mount represents a pinnacle of engineering excellence, designed to meet astrophotography enthusiasts’ and astronomy researchers’ demands. This mount, a key component in the \u003cstrong\u003eL-Series\u003c\/strong\u003e, integrates advanced technology to provide an unparalleled observational platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-500 Direct Drive Mount Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with PlaneWave's proprietary \u003cstrong\u003edirect-drive motors on each axis\u003c\/strong\u003e, the L-500 ensures the telescopes' smooth, fast, and whisper-quiet movement, capable of slew speeds up to 50 degrees per second. This rapid adjustment capability is ideal for tracking celestial objects and satellites across the sky with minimal vibration and maximal accuracy.\u003c\/li\u003e\n\u003cli\u003eWith \u003cstrong\u003ehigh-resolution encoders \u003c\/strong\u003eon each axis, the L-500 offers precise positioning, crucial for capturing sharp, detailed images of the night sky. These encoders are fundamental for scientific applications where exact data collection is paramount.\u003c\/li\u003e\n\u003cli\u003eThe design of the L-500 \u003cstrong\u003eeliminates backlash and periodic error\u003c\/strong\u003e, providing steady tracking that is essential for high-quality astrophotography and reliable, long-term observational research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrough-the-mount cabling system \u003c\/strong\u003eenhances setup neatness and safety, preventing cable snagging and reducing setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAzimuth Dovetail Balance System \u003c\/strong\u003eprovides precise center of gravity adjustments, enhancing the stability and performance of the system in both alt-azimuth and equatorial configurations, crucial for maintaining accurate tracking and reducing strain on the mount during extended observations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Dual Mounting Bracket \u003c\/strong\u003eallows for the attachment of additional telescopes or accessories on the mount, enhancing versatility and enabling simultaneous multi-instrument use, ideal for complex observational setups or educational demonstrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePointXP software \u003c\/strong\u003ecreates precise models of the mount's tracking behavior, improving its accuracy for critical applications. This software is invaluable for projects requiring exact positioning and tracking over extended periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCDK 20\" Optical Tube Assembly Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fibre tube \u003c\/strong\u003eminimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail Expansion Joint \u003c\/strong\u003eallows \u003cspan\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDelta-T ready \u003c\/strong\u003e- For added dew prevention, the CDK20 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree cooling fans \u003c\/strong\u003eblow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e20\" (508 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e3454 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e39% by diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e224 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1194 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e52 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e63.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e508 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e521 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e191 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e90 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-500 Mount\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 97.7201%; height: 1819px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eType\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eAlt-Azimuth \/ Equatorial Direct-Drive Mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e257 lbs (100 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eInstrument payload capacity\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e200 lbs (91 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eLatitude range\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e0 to 90 degrees, Northern and Southern hemispheres\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\n\u003cstrong\u003eCable Management\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eEquipment cables can be wired through mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1802px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.1802px;\"\u003e\u003cstrong\u003eSwing-Through Length (From Altitude Axis)\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.1802px;\"\u003e\u003cspan\u003e650.748 mm (25.62\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eControl Electronics\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003ePlaneWave Interface dual axis telescope control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eHoming Sensors\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eHome position sensors are included allowing the mount to find its home position on power up\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eSlew Rate\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e20 degrees per second (standard); 50 degrees per second (maximum), both axes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 65.9984px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 65.9984px;\"\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 65.9984px;\"\u003e\u003cspan\u003eAccepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eDirect-Drive 3 Phase Axial-Flux Torque Motors Encoder – Azimuth and Altitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.4091px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 78.4091px;\"\u003e\u003cstrong\u003eEncoder – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 78.4091px;\"\u003e152 mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069-arcsecond resolution).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.763px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.763px;\"\u003e\u003cstrong\u003eMotor Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.763px;\"\u003eApproximately 20 ft-lbs continuous; 50 ft-lbs peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eDrive Electronics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003eIndustrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eTelescope Control Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eUses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 94.9026px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 94.9026px;\"\u003e\u003cstrong\u003ePointing Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 94.9026px;\"\u003e\u0026lt;10-arcsecond RMS with PointXP Model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.7143px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.7143px;\"\u003e\u003cstrong\u003ePointing Precision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.7143px;\"\u003e2 arcseconds at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eTracking Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e0.3 arcseconds over a 5-minute period at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003e\u003cstrong\u003eSystem Natural Frequency\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e10 Hz or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK20 OTA\u003c\/li\u003e\n\u003cli\u003eL-500 mount\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003e200919 Dovetail Saddle\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4\" socket head cap screws to bolt the mount to the pier\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4″ washers\u003c\/li\u003e\n\u003cli\u003eOne extended length shoulder bolt for RA axis to EQ wedge alignment\u003c\/li\u003e\n\u003cli\u003eOne 16′ USB cable - To connect the mount to the observatory control computer\u003c\/li\u003e\n\u003cli\u003ePower cable for mount\u003c\/li\u003e\n\u003cli\u003eStandard Allen Key set - For tightening bolts used on the mount\u003c\/li\u003e\n\u003cli\u003eGamepad - Used for control of the mount tracking speeds for visual observing\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":48145932419297,"sku":"PW-200130Q","price":106699.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-CDK400-CDK500_1000.jpg?v=1774835350"},{"product_id":"planewave-cdk550-f-6-8-observatory-system","title":"PLANEWAVE CDK550 f\/6.8 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003ePlaneWave Instruments CDK550 Observatory System \u003c\/strong\u003eis an elite configuration for professional astronomy research and advanced astrophotography applications, combining the CDK 20\" Corrected Dall-Kirkham telescope and L-550 Direct-Drive mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK 20\" f\/6.8 is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e52mm image circle\u003c\/strong\u003e, the CDK 20 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK 20 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK 20 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eThe PlaneWave \u003cstrong\u003eL550 Direct Drive\u003c\/strong\u003e Mount represents a pinnacle of engineering excellence, designed to meet astrophotography enthusiasts’ and astronomy researchers’ demands. This mount, a key component in the \u003cstrong\u003eL-Series\u003c\/strong\u003e, integrates advanced technology to provide an unparalleled observational platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-550 Direct Drive Mount Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with PlaneWave's proprietary \u003cstrong\u003edirect-drive motors on each axis\u003c\/strong\u003e, the L-550 ensures the telescopes' smooth, fast, and whisper-quiet movement, capable of slew speeds up to 50 degrees per second. This rapid adjustment capability is ideal for tracking celestial objects and satellites across the sky with minimal vibration and maximal accuracy.\u003c\/li\u003e\n\u003cli\u003eWith \u003cstrong\u003ehigh-resolution encoders \u003c\/strong\u003eon each axis, the L-550 offers precise positioning, crucial for capturing sharp, detailed images of the night sky. These encoders are fundamental for scientific applications where exact data collection is paramount.\u003c\/li\u003e\n\u003cli\u003eThe design of the L-550 \u003cstrong\u003eeliminates backlash and periodic error\u003c\/strong\u003e, providing steady tracking that is essential for high-quality astrophotography and reliable, long-term observational research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrough-the-mount cabling system \u003c\/strong\u003eenhances setup neatness and safety, preventing cable snagging and reducing setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAzimuth Dovetail Balance System \u003c\/strong\u003eprovides precise center of gravity adjustments, enhancing the stability and performance of the system in both alt-azimuth and equatorial configurations, crucial for maintaining accurate tracking and reducing strain on the mount during extended observations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Dual Mounting Bracket \u003c\/strong\u003eallows for the attachment of additional telescopes or accessories on the mount, enhancing versatility and enabling simultaneous multi-instrument use, ideal for complex observational setups or educational demonstrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePointXP software \u003c\/strong\u003ecreates precise models of the mount's tracking behavior, improving its accuracy for critical applications. This software is invaluable for projects requiring exact positioning and tracking over extended periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCDK 20\" Optical Tube Assembly Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fibre tube \u003c\/strong\u003eminimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail Expansion Joint \u003c\/strong\u003eallows \u003cspan\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDelta-T ready \u003c\/strong\u003e- For added dew prevention, the CDK20 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree cooling fans \u003c\/strong\u003eblow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e20\" (508 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e3454 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e39% of primary mirror diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e224 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1194 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e52 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e63.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e508 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e521 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e191 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e90 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-550 Mount\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 97.7201%; height: 1819px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eType\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eAlt-Azimuth \/ Equatorial Direct-Drive Mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e338 lbs (153 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eInstrument payload capacity\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e300 lbs (136 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eLatitude range\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e0 to 90 degrees, Northern and Southern hemispheres\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\n\u003cstrong\u003eCable Management\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eEquipment cables can be wired through mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1802px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.1802px;\"\u003e\u003cstrong\u003eSwing-Through Length (From Altitude Axis)\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.1802px;\"\u003e\u003cspan\u003e650.748 mm (25.62\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eControl Electronics\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003ePlaneWave Interface dual axis telescope control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eHoming Sensors\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eHome position sensors are included allowing the mount to find its home position on power up\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eSlew Rate\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e20 degrees per second (standard); 50 degrees per second (maximum), both axes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 65.9984px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 65.9984px;\"\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 65.9984px;\"\u003e\u003cspan\u003eAccepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eDirect-Drive 3 Phase Axial-Flux Torque Motors Encoder – Azimuth and Altitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.4091px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 78.4091px;\"\u003e\u003cstrong\u003eEncoder – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 78.4091px;\"\u003e152 mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069-arcsecond resolution).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.763px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.763px;\"\u003e\u003cstrong\u003eMotor Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.763px;\"\u003eApproximately 20 ft-lbs continuous; 50 ft-lbs peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eDrive Electronics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003eIndustrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eTelescope Control Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eUses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 94.9026px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 94.9026px;\"\u003e\u003cstrong\u003ePointing Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 94.9026px;\"\u003e\u0026lt;10-arcsecond RMS with PointXP Model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.7143px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.7143px;\"\u003e\u003cstrong\u003ePointing Precision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.7143px;\"\u003e2 arcseconds at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eTracking Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e0.3 arcseconds over a 5-minute period at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003e\u003cstrong\u003eSystem Natural Frequency\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e10 Hz or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK20 OTA\u003c\/li\u003e\n\u003cli\u003eL-550 mount\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003e200919 Dovetail Saddle\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4\" socket head cap screws to bolt the mount to the pier\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4″ washers\u003c\/li\u003e\n\u003cli\u003eOne extended length shoulder bolt for RA axis to EQ wedge alignment\u003c\/li\u003e\n\u003cli\u003eOne 16′ USB cable - To connect the mount to the observatory control computer\u003c\/li\u003e\n\u003cli\u003ePower cable for mount\u003c\/li\u003e\n\u003cli\u003eStandard Allen Key set - For tightening bolts used on the mount\u003c\/li\u003e\n\u003cli\u003eGamepad - Used for control of the mount tracking speeds for visual observing\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":48146041110753,"sku":"PW-200131Q","price":120699.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-CDK450_1000.jpg?v=1774835702"},{"product_id":"planewave-cdk550-f-7-77-observatory-system","title":"PLANEWAVE CDK550 f\/7.77 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003ePlaneWave Instruments CDK550 Observatory System \u003c\/strong\u003eis an elite configuration for professional astronomy research and advanced astrophotography applications, combining the CDK 20\" f\/7.77 Corrected Dall-Kirkham telescope and L-550 Direct-Drive mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK 20\" f\/7.77 is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e52mm image circle\u003c\/strong\u003e, the CDK 20 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK 20 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK 20 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eThe PlaneWave \u003cstrong\u003eL550 Direct Drive\u003c\/strong\u003e Mount represents a pinnacle of engineering excellence, designed to meet astrophotography enthusiasts’ and astronomy researchers’ demands. This mount, a key component in the \u003cstrong\u003eL-Series\u003c\/strong\u003e, integrates advanced technology to provide an unparalleled observational platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-550 Direct Drive Mount Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with PlaneWave's proprietary \u003cstrong\u003edirect-drive motors on each axis\u003c\/strong\u003e, the L-550 ensures the telescopes' smooth, fast, and whisper-quiet movement, capable of slew speeds up to 50 degrees per second. This rapid adjustment capability is ideal for tracking celestial objects and satellites across the sky with minimal vibration and maximal accuracy.\u003c\/li\u003e\n\u003cli\u003eWith \u003cstrong\u003ehigh-resolution encoders \u003c\/strong\u003eon each axis, the L-550 offers precise positioning, crucial for capturing sharp, detailed images of the night sky. These encoders are fundamental for scientific applications where exact data collection is paramount.\u003c\/li\u003e\n\u003cli\u003eThe design of the L-550 \u003cstrong\u003eeliminates backlash and periodic error\u003c\/strong\u003e, providing steady tracking that is essential for high-quality astrophotography and reliable, long-term observational research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrough-the-mount cabling system \u003c\/strong\u003eenhances setup neatness and safety, preventing cable snagging and reducing setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAzimuth Dovetail Balance System \u003c\/strong\u003eprovides precise center of gravity adjustments, enhancing the stability and performance of the system in both alt-azimuth and equatorial configurations, crucial for maintaining accurate tracking and reducing strain on the mount during extended observations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Dual Mounting Bracket \u003c\/strong\u003eallows for the attachment of additional telescopes or accessories on the mount, enhancing versatility and enabling simultaneous multi-instrument use, ideal for complex observational setups or educational demonstrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePointXP software \u003c\/strong\u003ecreates precise models of the mount's tracking behavior, improving its accuracy for critical applications. This software is invaluable for projects requiring exact positioning and tracking over extended periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCDK 20\" Optical Tube Assembly Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fibre tube \u003c\/strong\u003eminimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail Expansion Joint \u003c\/strong\u003eallows \u003cspan\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDelta-T ready \u003c\/strong\u003e- For added dew prevention, the CDK20 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree cooling fans \u003c\/strong\u003eblow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e20\" (508 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e3951 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/7.77\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e39% of primary mirror diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e269.24 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1194 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e52 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e63.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 100.06%; height: 98px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 38.5479%; height: 19.6px;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 58.8878%; height: 19.6px;\"\u003e508 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 38.5479%; height: 19.6px;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd style=\"width: 58.8878%; height: 19.6px;\"\u003e521 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 38.5479%; height: 19.6px;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 58.8878%; height: 19.6px;\"\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 38.5479%; height: 19.6px;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 58.8878%; height: 19.6px;\"\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"text-align: left; width: 38.5479%; height: 19.6px;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 58.8878%; height: 19.6px;\"\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e191 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e90 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-550 Mount\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"specificationTable\" style=\"width: 97.7201%; height: 1819px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eType\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eAlt-Azimuth \/ Equatorial Direct-Drive Mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e338 lbs (153 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003eInstrument payload capacity\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e\n\u003cspan\u003e300 lbs (136 kg)\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003eLatitude range\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e0 to 90 degrees, Northern and Southern hemispheres\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\n\u003cstrong\u003eCable Management\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\n\u003cspan\u003eEquipment cables can be wired through mount\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1802px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.1802px;\"\u003e\u003cstrong\u003eSwing-Through Length (From Altitude Axis)\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.1802px;\"\u003e\u003cspan\u003e650.748 mm (25.62\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eControl Electronics\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003ePlaneWave Interface dual axis telescope control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eHoming Sensors\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eHome position sensors are included allowing the mount to find its home position on power up\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eSlew Rate\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e\u003cspan\u003e20 degrees per second (standard); 50 degrees per second (maximum), both axes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 65.9984px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 65.9984px;\"\u003e\u003cstrong\u003ePower Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 65.9984px;\"\u003e\u003cspan\u003eAccepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eMotor – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003eDirect-Drive 3 Phase Axial-Flux Torque Motors Encoder – Azimuth and Altitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.4091px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 78.4091px;\"\u003e\u003cstrong\u003eEncoder – Azimuth and Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 78.4091px;\"\u003e152 mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069-arcsecond resolution).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.763px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.763px;\"\u003e\u003cstrong\u003eMotor Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.763px;\"\u003eApproximately 20 ft-lbs continuous; 50 ft-lbs peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eDrive Electronics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003eIndustrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 58.8068px;\"\u003e\u003cstrong\u003eTelescope Control Software\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 58.8068px;\"\u003e\u003cspan\u003eUses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 94.9026px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 94.9026px;\"\u003e\u003cstrong\u003ePointing Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 94.9026px;\"\u003e\u0026lt;10-arcsecond RMS with PointXP Model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.7143px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 55.7143px;\"\u003e\u003cstrong\u003ePointing Precision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 55.7143px;\"\u003e2 arcseconds at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"width: 56.0165%; height: 39.2045px;\"\u003e\u003cstrong\u003eTracking Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 43.6492%; height: 39.2045px;\"\u003e0.3 arcseconds over a 5-minute period at sidereal velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"text-align: left; width: 56.0165%; height: 19.6023px;\"\u003e\u003cstrong\u003eSystem Natural Frequency\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 43.6492%; height: 19.6023px;\"\u003e10 Hz or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK20 f\/7.77 OTA\u003c\/li\u003e\n\u003cli\u003eL-550 mount\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003e200919 Dovetail Saddle\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4\" socket head cap screws to bolt the mount to the pier\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4″ washers\u003c\/li\u003e\n\u003cli\u003eOne extended length shoulder bolt for RA axis to EQ wedge alignment\u003c\/li\u003e\n\u003cli\u003eOne 16′ USB cable - To connect the mount to the observatory control computer\u003c\/li\u003e\n\u003cli\u003ePower cable for mount\u003c\/li\u003e\n\u003cli\u003eStandard Allen Key set - For tightening bolts used on the mount\u003c\/li\u003e\n\u003cli\u003eGamepad - Used for control of the mount tracking speeds for visual observing\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":48146092982497,"sku":"PW-200133Q","price":120699.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-CDK450_1000.jpg?v=1774835702"},{"product_id":"planewave-cdk600-observatory-system","title":"PLANEWAVE CDK600 OBSERVATORY SYSTEM","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrices do not include shipping costs. Contact us for exact shipping prices before purchasing.\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003ePlaneWave Instruments CDK600 Observatory System \u003c\/strong\u003eis an elite configuration for professional astronomy research and advanced astrophotography applications, combining the CDK 24\" Corrected Dall-Kirkham telescope and L-600 Direct-Drive mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe CDK 24\" is an innovative telescope for \u003cstrong\u003eunsurpassed astroimaging, research, or satellite tracking\u003c\/strong\u003e. With rock-solid \u003cstrong\u003efused silica mirrors\u003c\/strong\u003e, \u003cstrong\u003ecarbon fibre construction\u003c\/strong\u003e and pinpoint stars across a \u003cstrong\u003e70mm image circle\u003c\/strong\u003e, the CDK 24 is the capable of capturing the most stunning astrophotographs possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CDK 24 is an incredible breakthrough in telescope technology and produces \u003cstrong\u003eno off-axis coma and no off-axis astigmatism\u003c\/strong\u003e. Additionally, the CDK 24 provides a \u003cstrong\u003eperfectly flat field\u003c\/strong\u003e so your astrophotographs will have stunning clarity from corner to corner of the image without field curvature degrading the photos.\u003c\/p\u003e\n\u003cp\u003eThe PlaneWave \u003cstrong\u003eL600 Direct Drive\u003c\/strong\u003e Mount represents a pinnacle of engineering excellence, designed to meet astrophotography enthusiasts’ and astronomy researchers’ demands. This mount, a key component in the \u003cstrong\u003eL-Series\u003c\/strong\u003e, integrates advanced technology to provide an unparalleled observational platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-600 Direct Drive Mount Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with PlaneWave's proprietary \u003cstrong\u003edirect-drive motors on each axis\u003c\/strong\u003e, the L-600 ensures the telescopes' smooth, fast, and whisper-quiet movement, capable of slew speeds up to 50 degrees per second. This rapid adjustment capability is ideal for tracking celestial objects and satellites across the sky with minimal vibration and maximal accuracy.\u003c\/li\u003e\n\u003cli\u003eWith \u003cstrong\u003ehigh-resolution encoders \u003c\/strong\u003eon each axis, the L-600 offers precise positioning, crucial for capturing sharp, detailed images of the night sky. These encoders are fundamental for scientific applications where exact data collection is paramount.\u003c\/li\u003e\n\u003cli\u003eThe design of the L-600 \u003cstrong\u003eeliminates backlash and periodic error\u003c\/strong\u003e, providing steady tracking that is essential for high-quality astrophotography and reliable, long-term observational research.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrough-the-mount cabling system \u003c\/strong\u003eenhances setup neatness and safety, preventing cable snagging and reducing setup time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAzimuth Dovetail Balance System \u003c\/strong\u003eprovides precise center of gravity adjustments, enhancing the stability and performance of the system in both alt-azimuth and equatorial configurations, crucial for maintaining accurate tracking and reducing strain on the mount during extended observations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Dual Mounting Bracket \u003c\/strong\u003eallows for the attachment of additional telescopes or accessories on the mount, enhancing versatility and enabling simultaneous multi-instrument use, ideal for complex observational setups or educational demonstrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePointXP software \u003c\/strong\u003ecreates precise models of the mount's tracking behavior, improving its accuracy for critical applications. This software is invaluable for projects requiring exact positioning and tracking over extended periods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCDK 24\" Optical Tube Assembly Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fibre tube \u003c\/strong\u003eminimizes thermal expansion, which causes focus shift as temperature changes during an imaging session. Carbon fibre also reaches ambient temperatures quickly and is extremely lightweight and rigid to help ensure excellent imaging data is produced.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail Expansion Joint \u003c\/strong\u003eallows \u003cspan\u003efor the difference in thermal expansion between carbon fiber and aluminium. The expansion joint allows the aluminium dovetail to expand and contract without stressing the carbon fiber lower truss.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eDelta-T ready \u003c\/strong\u003e- For added dew prevention, the CDK24 is internally wired with polyimide film heater pads and temperature sensor, which is ready to be controlled with the Delta-T via PlaneWave Interface 3 software.\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree cooling fans \u003c\/strong\u003eblow out of the optical tube pulling air through the telescope and by the primary mirror. This helps the telescope to reach thermal equilibrium quickly. The fans are controlled by a switch on the optical tube, or can be controlled by via PWI3 software.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical system\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e24\" (610 mm)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e3974 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFocal ratio\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003ef\/6.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCentral obstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e47% of primary mirror diameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus from mounting surface\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e358 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOTA length\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e1422 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptimal field of view\u003c\/th\u003e\n\u003ctd\u003e70 mm image circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eConstruction\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre truss and aluminium light shroud\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e108.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOptical diameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e610 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOuter diameter\u003c\/th\u003e\n\u003ctd\u003e622 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eProlate ellipsoid\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSecondary mirror\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e280 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMaterial\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eFused silica (quartz)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eShape\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSpherical\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEnhanced aluminium - 96%\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens group\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDiameter\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e135 mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eNumber of lenses\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCoating\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003eBroadband AR coatings (less than .5% reflected from 400 to 700nm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eL-600 Mount\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 97.72%; mso-cellspacing: 1.5pt; mso-yfti-tbllook: 1184;\" width=\"97%\" cellpadding=\"0\" cellspacing=\"4\" border=\"0\" class=\"MsoNormalTable\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"mso-yfti-irow: 0; mso-yfti-firstrow: yes; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eType\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eAlt-Azimuth \/ Equatorial Direct-Drive Mount\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 1; height: 14.7pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 14.7pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eWeight\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 14.7pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e338 lbs (153 kg)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 2; height: 14.7pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 14.7pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eInstrument payload capacity\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 14.7pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e300 lbs (136 kg)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 3; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eLatitude range\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e0 to 90 degrees, Northern and Southern hemispheres\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 4; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eCable Management\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eEquipment cables can be wired through mount\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 5; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSwing-Through Length (From Altitude Axis)\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e891.54 mm (35.1\")\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 6; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eControl Electronics\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003ePlaneWave Interface dual axis telescope control\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 7; height: 44.1pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 44.1pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eHoming Sensors\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 44.1pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eHome position sensors are included allowing the mount to find its home position on power up\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 8; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSlew Rate\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e20 degrees per second (standard); 50 degrees per second (maximum), both axes\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 9; height: 49.5pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 49.5pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePower Requirement\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 49.5pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eAccepts 120 to 240 VAC. Supplied with 120 VAC 15A IEC Type B Regulated Power Adapter.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 10; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eMotor Control\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eIndustrial grade brushless motor control system and built in electronics\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 11; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eMotor – Azimuth and Altitude\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eDirect-Drive 3 Phase Axial-Flux Torque Motors Encoder – Azimuth and Altitude\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 12; height: 58.8pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 58.8pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eEncoder – Azimuth and Altitude\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 58.8pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e152 mm stainless steel encoder ring with reader built into the azimuth and altitude axes. 18,880,000 counts per revolution (0.069-arcsecond resolution).\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 13; height: 41.8pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 41.8pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eMotor Torque\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 41.8pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eApproximately 20 ft-lbs continuous; 50 ft-lbs peak\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 14; height: 44.1pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 44.1pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eDrive Electronics\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 44.1pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eIndustrial grade, off-the-shelf brushless motor drives for each axis with custom designed interface card\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 15; height: 44.1pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 44.1pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eTelescope Control Software\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 44.1pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003eUses PWI4. Incorporates PointXP mount modeling software by Dave Rowe. All ASCOM compatible.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 16; height: 71.2pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 71.2pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePointing Accuracy\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 71.2pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u0026lt;10-arcsecond RMS with PointXP Model\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 17; height: 41.8pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 41.8pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePointing Precision\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 41.8pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e2 arcseconds at sidereal velocity\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 18; height: 29.4pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 29.4pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eTracking Accuracy\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 29.4pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e0.3 arcseconds over a 5-minute period at sidereal velocity\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 19; height: 14.7pt;\"\u003e\n\u003ctd style=\"width: 55.7914%; padding: 0.75pt; height: 14.7pt;\" width=\"56%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSystem Natural Frequency\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 43.5767%; padding: 0.75pt; height: 14.7pt;\" width=\"43%\"\u003e\n\u003cp class=\"MsoNormal\"\u003e10 Hz or greater\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003eIncluded items\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCDK24 OTA\u003c\/li\u003e\n\u003cli\u003eL-600 mount\u003c\/li\u003e\n\u003cli\u003eOTA cover to protect primary mirror\u003c\/li\u003e\n\u003cli\u003e200919 Dovetail Saddle\u003c\/li\u003e\n\u003cli\u003eL-500\/L-600 Internal Right Ascension Sliding Weight Accessory (L500204)\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4\" socket head cap screws to bolt the mount to the pier\u003c\/li\u003e\n\u003cli\u003e6 x 1\/2-13 x 1\/4″ washers\u003c\/li\u003e\n\u003cli\u003eSecure Fit Adapter (CDK24) - 5.539\"\u003c\/li\u003e\n\u003cli\u003eSpacer (240343-1)\u003c\/li\u003e\n\u003cli\u003eOne extended length shoulder bolt for RA axis to EQ wedge alignment\u003c\/li\u003e\n\u003cli\u003eOne 16′ USB cable - To connect the mount to the observatory control computer\u003c\/li\u003e\n\u003cli\u003ePower cable for mount\u003c\/li\u003e\n\u003cli\u003eStandard Allen Key set - For tightening bolts used on the mount\u003c\/li\u003e\n\u003cli\u003eGamepad - Used for control of the mount tracking speeds for visual observing\u003c\/li\u003e\n\u003cli\u003ePrinted instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Testar Australia","offers":[{"title":"Default Title","offer_id":48146109202657,"sku":"PW-240130Q","price":185599.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/files\/PW-240130Q_1000.jpg?v=1774837818"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/4935\/5059\/collections\/CDK17_2_1000.webp?v=1777865150","url":"https:\/\/www.testar.com.au\/collections\/planewave-corrected-dall-kirkham.oembed","provider":"Testar Australia","version":"1.0","type":"link"}