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(359 products)

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In stock (266)
Out of stock (128)

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Brand

10Micron (2)
Antlia (31)
Askar (57)
Baader Planetarium (4)
Celestron (6)
Daystar (16)
iOptron (1)
Optolong (18)
QHYCCD (1)
Sharpstar (5)
Sky-Watcher (5)
ToupTek (26)
Touptek (3)
WarpAstron (3)
William Optics (47)
ZWO (131)

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Optical thickness

5 mm (1)
20 mm (5)
Optical thickness: 0 mm (3)
Optical thickness: 1 mm (1)
Optical thickness: 2 mm (3)
Optical thickness: 5 mm (4)
Optical thickness: 8.3 mm (2)
Optical thickness: 10 mm (1)
Optical thickness: 10.6 mm (1)
Optical thickness: 10.8 mm (1)
Optical thickness: 11 mm (2)
Optical thickness: 11.5 mm (2)
Optical thickness: 14 mm (1)
Optical thickness: 15 mm (2)
Optical thickness: 16.5 mm (2)
Optical thickness: 17.5 mm (1)
Optical thickness: 21 mm (3)
Optical thickness: 22.5 mm (1)
Optical thickness: 26.5 mm (1)
Optical thickness: 29 mm (2)
Optical thickness: 31 mm (1)
Optical thickness: 34.5 mm (1)
Optical thickness: 37 mm (2)
Optical thickness: 38.5 mm (1)
Optical thickness: 41.5 mm (1)
Optical thickness: 48.5 mm (1)

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Aperture

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Optical design

Achromatic Doublet (1)
Apochromatic doublet (8)
Apochromatic Petzval (3)
Apochromatic Petzval quadruplet (9)
Apochromatic Petzval quintuplet (8)
Apochromatic Petzval sextuplet (1)
Apochromatic Quintuplet (6)
Apochromatic septuplet (3)
Apochromatic sextuplet (2)
Apochromatic triplet (11)
Apochromatic Triplet (2)
Corrected Cassegrain astrograph (2)
Doublet (4)
H-alpha apochromatic doublet (3)
Newtonian (2)
Schmidt-Cassegrain (2)

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Focal length

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Focal ratio

f/3.5 (1)
f/3.75 (1)
f/3.8 (2)
f/4 (2)
f/4.5 (3)
f/4.6 (1)
f/4.8 (10)
f/4.9 (3)
f/5 (4)
f/5.5 (1)
f/5.6 (4)
f/5.9 (5)
f/6.4 (3)
f/6.5 (2)
f/6.7 (1)
f/6.8 (1)
f/6.9 (3)
f/7 (7)
f/7.5 (5)
f/7.7 (1)
f/7.8 (1)
f/10 (2)
f/15.5 (2)
f/17.5 (1)

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Mount type

Alt-Azimuth (1)
Computerized Altitude-Azimuth Dual Fork Arm (1)
Dobsonian (2)
Equatorial (4)
Equatorial / Alt-Azimuth (3)

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Payload capacity

80 kg (1)
13 kg with counterweight (1)
8 kg without counterweight (1)
15 kg without counterweight (1)
20 kg without counterweight (1)
22 kg without counterweight (2)
30 kg without counterweight (2)
Payload: 18 kg (1)
Payload: 25 kg (1)
Payload: 34 kg (1)
≤2.5 Nm (5kg) (1)

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Encoders

Encoders: None (7)

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Counterweight shaft

19 mm (2)
20 mm (2)
32 mm (1)

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Bit depth

12-bit (31)
14-bit (12)
16-bit (19)

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Pixel size

1.45 µm (2)
2.0 µm (5)
2.4 µm (1)
2.9 µm (12)
3.45 µm (1)
3.75 µm (2)
3.76 µm (24)
4.0 µm (2)
4 µm (1)
4.4 µm (1)
4.63 µm (3)
5 µm (2)
5.86 µm (2)
9 µm (1)
2.3 / 4.63 µm (3)

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Resolution

656 x 520 (2)
1280 x 960 (2)
1280 x 1024 (1)
1608 x 1104 (1)
1920 x 1080 (9)
1936 x 1216 (2)
2704 x 1536 (1)
3008 x 3008 (5)
3552 x 3552 (1)
3840 x 2160 (10)
3864 x 2192 (1)
4128 x 2808 (2)
4144 x 2822 (4)
5496 x 3672 (1)
6224 x 4168 (3)
6248 x 4176 (8)
6280 x 4210 (1)
8192 x 5460 (1)
8288 x 5644 (3)
9568 x 6380 (3)
9576 x 6388 (3)
11656 x 8750 (1)

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Quantum efficiency

75% (2)
77% (2)
79% (1)
80% (17)
81% (6)
83% (5)
84% (1)
89% (1)
90% (5)
91% (16)
92% (3)
>80% @ 1200 nm (3)

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Sensor diagonal

4.12 mm (1)
6 mm (1)
6.14 mm (1)
6.39 mm (4)
6.45 mm (4)
8.2 mm (1)
8.47 mm (2)
8.81 mm (3)
8.86 mm (2)
9.02 mm (1)
10.04 mm (1)
12.84 mm (5)
13.2 mm (2)
15.9 mm (1)
15.97 mm (2)
16 mm (3)
17.6 mm (1)
23.1 mm (5)
23.2 mm (1)
28.3 mm (11)
28.43 mm (1)
43.2 mm (3)
43.3 mm (4)
55 mm (1)

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FPS

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Filter size

1.25" (38)
2" (41)
31 mm (14)
36 mm (21)
47.4 mm (3)
50 mm x 50 mm square (9)
65 mm x 65 mm square (4)
50 mm round (16)
EOS C (3)
EOS Full Frame (3)
EOS R (1)
Nikon Full Frame (2)
Sony Full Frame (1)

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Bandpass (FWHM)

2.5 nm (4)
3 nm (11)
3.5 nm (2)
4 nm (2)
4.5 nm (4)
5 nm (1)
6.5 nm (3)
7 nm (5)
11 nm (1)
20 nm (2)
25 nm (1)
3.5 - 4 nm / 6.5 nm (1)
~0.5Å (3)

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Apparent FOV

60° (1)

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Colour or Monochrome

Colour (30)
Monochromatic (1)
Monochrome (32)

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Cooled

Cooled (36)
Non-cooled (26)
TEC cooled (ΔT of 35°C) (1)

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ZWO EAF BRACKET FOR C11 & C14
Very low stock (1 unit)

Regular price $65.00AUD
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ZWO FILTER DRAWER FOR NIKON LENS
In stock

Regular price $169.00AUD
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ZWO M54 TO M48 ADAPTER 2mm
In stock

Regular price $25.00AUD
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ZWO M54 TO M48 21mm EXTENDER
In stock

Regular price $49.00AUD
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ZWO ASIAIR PRO SHUTTER RELEASE CABLE

(1)

In stock

Regular price $19.00AUD
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ZWO NIKON LENS ADAPTER FOR EFW 2"
In stock

Regular price $119.00AUD
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8% off

MULTI-CONNECTION PLATE 150 FOR ASKAR FRA500/600

(1)

In stock

Sale price $69.00AUD Regular price $75.00
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ZWO NIKON T2 TO M42 ADAPTER
In stock

Regular price $119.00AUD
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ZWO CANON LENS ADAPTER FOR EFW 2"
In stock

Regular price $79.00AUD
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ZWO VIXEN DOVETAIL SADDLE FOR ASIAIR PLUS

(1)

In stock

Regular price $75.00AUD
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ZWO M54 SENSOR TILT PLATE
In stock

Regular price $49.00AUD
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ZWO M42 SENSOR TILT PLATE
In stock

Regular price $49.00AUD
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ZWO REPLACEMENT FAN FOR COOLED/PRO CAMERAS

(1)

In stock

Regular price $39.00AUD
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ZWO REPLACEMENT FAN FOR ASI 2600, 6200, 2400 CAMERAS
In stock

Regular price $39.00AUD
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ZWO FILTER MASKS FOR EFW
In stock

Regular price $29.00AUD
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ZWO DC Y-SPLITTER CABLE FOR ASIAIR

(3)

In stock

Regular price $19.00AUD
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ZWO T2 1.25" FILTER ADAPTER
In stock

Regular price $29.00AUD
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ZWO 1.25" ATMOSPHERIC DISPERSION CORRECTOR

(2)

In stock

Regular price $199.00AUD
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ZWO FILTER DRAWER FOR CANON LENS
In stock

Regular price $175.00AUD
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Up to 10% off

ANTLIA OIII 3nm PRO ULTRA NARROWBAND FILTER
In stock

Sale price From $419.00AUD Regular price $459.00
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Up to 10% off

ANTLIA SII 3nm PRO ULTRA NARROWBAND FILTER
In stock

Sale price From $419.00AUD Regular price $459.00
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Up to 10% off

ANTLIA Ha 3nm PRO ULTRA NARROWBAND FILTER

(2)

In stock

Sale price From $419.00AUD Regular price $459.00
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Up to 10% off

ANTLIA 3nm PRO ULTRA NARROWBAND SET Ha + OIII + SII

(5)

In stock

Sale price From $1,249.00AUD Regular price $1,349.00
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Sold out

Up to 9% off

DAYSTAR QUARK H-ALPHA FILTER

(1)

Sale price $2,149.00AUD Regular price $2,349.00
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7% off

DAYSTAR QUARK GEMINI H-ALPHA DUAL FILTER
Backordered

Sale price $4,299.00AUD Regular price $4,599.00
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Up to 9% off

DAYSTAR COMBO QUARK H-ALPHA FILTER
Backordered

Sale price $2,149.00AUD Regular price $2,349.00
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9% off

DAYSTAR QUARK MAGNESIUM I b2 FILTER
Backordered

Sale price $2,449.00AUD Regular price $2,699.00
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9% off

DAYSTAR QUARK SODIUM D FILTER
Backordered

Sale price $2,149.00AUD Regular price $2,349.00
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8% off

DAYSTAR SOLAR SCOUT 60MM DS H-ALPHA TELESCOPE
In stock

Sale price $1,649.00AUD Regular price $1,799.00
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Up to 10% off

DAYSTAR ENERGY REJECTION FILTER FOR REFRACTORS
Backordered

Sale price From $899.00AUD Regular price $999.00
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Up to 12% off

DAYSTAR OFF-AXIS ENERGY REJECTION FILTER FOR SCT
Backordered

Sale price From $899.00AUD Regular price $999.00
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Up to 31% off

DAYSTAR IMAGING FLAT CAP

(1)

In stock

Sale price From $109.00AUD Regular price $159.00
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ZWO M48 SENSOR TILT PLATE
Very low stock (1 unit)

Regular price $49.00AUD
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13% off

ASKAR FMA180 PRO F/4.5 APO REFRACTOR

(4)

In stock

Sale price $699.00AUD Regular price $799.00
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ZWO SPARE 2" FILTER HOLDER FOR FILTER DRAWER V2

(2)

In stock

Regular price $59.00AUD
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Sold out

5% off

DAYSTAR SOLAR SCOUT & SOLARQUEST MOUNT BUNDLE

(1)

Sale price $2,239.00AUD Regular price $2,349.00
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ZWO EAF BRACKET FOR TAKAHASHI

(2)

In stock

Regular price $49.00AUD
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ZWO EAF HAND CONTROLLER

(1)

Regular price $69.00AUD
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ZWO EAF TEMPERATURE SENSOR

(1)

In stock

Regular price $25.00AUD
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ZWO 2" TO 1.25" FILTER ADAPTER RING
In stock

Regular price $29.00AUD
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Sold out

24% off

ZENITHSTAR 61 II F/5.9 APO DOUBLET

(4)

Gold

Sale price $989.00AUD Regular price $1,299.00
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Up to 10% off

FLUOROSTAR 132 F/6.9 APO TRIPLET
Gold Red Space Grey
Backordered

Sale price From $7,219.00AUD Regular price $7,999.00
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Up to 7% off

FLUOROSTAR 156 F/7.8 APO TRIPLET
Gold Red Blue
Backordered

Sale price $13,029.00AUD Regular price $13,999.00
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Up to 3% off

UNIGUIDE 50mm GUIDE SCOPE

(1)

Black Gold Red
In stock

Sale price $279.00AUD Regular price $289.00
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WILLIAM OPTICS DSD VIXEN DOVETAIL 210mm

(4)

Red Black
In stock

Regular price $79.00AUD
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Up to 11% off

WILLIAM OPTICS DSD VIXEN DOVETAIL 245mm

(1)

Red Black
In stock

Sale price $79.00AUD Regular price $89.00
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5% off

FLAT6AIII 0.8x REDUCER FOR GT71, GT81, Z81, Z103
Backordered

Sale price $379.00AUD Regular price $399.00
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9% off

FLAT7A 0.8x REDUCER FOR FLT120, FLT132, FLT156
Backordered

Sale price $1,089.00AUD Regular price $1,199.00
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5% off

FLAT73A 1x FLATTENER FOR ZENITHSTAR 73
Backordered

Sale price $379.00AUD Regular price $399.00
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6% off

WILLIAM OPTICS COPPER M48 T-RING FOR CANON
In stock

Sale price $149.00AUD Regular price $159.00

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