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ON SALE

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In stock (193)
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Brand

10Micron (1)
Antlia (21)
Askar (39)
Baader Planetarium (1)
Celestron (1)
Daystar (8)
iOptron (1)
Sharpstar (2)
Sky-Watcher (3)
ToupTek (15)
Touptek (3)
WarpAstron (1)
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ZWO (71)

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Optical thickness

5 mm (1)
20 mm (3)
Optical thickness: 0 mm (2)
Optical thickness: 1 mm (1)
Optical thickness: 2 mm (3)
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 (1)
Optical thickness: 14 mm (1)
Optical thickness: 15 mm (1)
Optical thickness: 16.5 mm (2)
Optical thickness: 17.5 mm (1)
Optical thickness: 21 mm (3)
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

30 mm (2)
32 mm (2)
40 mm (2)
50 mm (2)
51 mm (1)
55 mm (2)
56 mm (1)
60 mm (1)
61 mm (1)
65 mm (1)
70 mm (1)
71 mm (1)
72 mm (2)
76mm (1)
80 mm (4)
85 mm (1)
91 mm (2)
103 mm (1)
108 mm (1)
140 mm (2)
185 mm (1)

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Optical design

Achromatic Doublet (1)
Apochromatic doublet (3)
Apochromatic Petzval (3)
Apochromatic Petzval quadruplet (4)
Apochromatic Petzval quintuplet (4)
Apochromatic Petzval sextuplet (1)
Apochromatic Quintuplet (4)
Apochromatic sextuplet (2)
Apochromatic triplet (6)
Doublet (4)
H-alpha apochromatic doublet (1)

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Focal length

120 mm (1)
128 mm (1)
135 mm (1)
150 mm (1)
178 mm (1)
180 mm (2)
200 mm (1)
230 mm (1)
264 mm (2)
269 mm (1)
300 mm (1)
336 mm (1)
365mm (1)
400 mm (2)
408 mm (1)
416 mm (1)
448 mm (1)
490 mm (1)
518 mm (1)
600 mm (4)
609 mm (1)
700 mm (1)
910 mm (1)
930 mm (1)
980 mm (1)
1295 mm (1)

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Focal ratio

f/3.5 (1)
f/3.75 (1)
f/4 (2)
f/4.5 (3)
f/4.6 (1)
f/4.8 (7)
f/4.9 (2)
f/5 (1)
f/5.6 (2)
f/6.4 (1)
f/6.5 (1)
f/6.7 (1)
f/6.8 (1)
f/6.9 (1)
f/7 (2)
f/7.5 (4)
f/15.5 (1)

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Mount type

Equatorial (1)
Equatorial / Alt-Azimuth (1)

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Payload capacity

80 kg (1)
15 kg without counterweight (1)
20 kg without counterweight (1)
Payload: 18 kg (1)

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Encoders

Encoders: None (2)

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Counterweight shaft

19 mm (1)

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Bit depth

12-bit (20)
14-bit (7)
16-bit (5)

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Pixel size

1.45 µm (2)
2.0 µm (4)
2.4 µm (1)
2.9 µm (8)
3.75 µm (1)
3.76 µm (9)
4.0 µm (2)
4 µm (1)
4.63 µm (1)
5.86 µm (1)
2.3 / 4.63 µm (2)

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Resolution

1280 x 960 (1)
1920 x 1080 (6)
1936 x 1216 (1)
2704 x 1536 (1)
3008 x 3008 (4)
3552 x 3552 (1)
3840 x 2160 (8)
3864 x 2192 (1)
4144 x 2822 (3)
5496 x 3672 (1)
6224 x 4168 (2)
6248 x 4176 (3)
8288 x 5644 (2)

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Quantum efficiency

75% (1)
77% (1)
80% (4)
81% (3)
83% (4)
84% (1)
89% (1)
90% (4)
91% (10)
92% (3)

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Sensor diagonal

6 mm (1)
6.39 mm (3)
6.45 mm (2)
8.47 mm (1)
8.81 mm (3)
8.86 mm (2)
9.02 mm (1)
10.04 mm (1)
12.84 mm (4)
13.2 mm (1)
15.9 mm (1)
15.97 mm (2)
16 mm (2)
23.1 mm (2)
23.2 mm (1)
28.3 mm (5)

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FPS

3.51 FPS (3)
13.3 FPS (2)
14 FPS (1)
16.3 FPS (2)
18 FPS (1)
19 FPS (2)
20 FPS (2)
31.2 FPS (1)
35 FPS (2)
40 FPS (2)
45.1 FPS (1)
46.9 FPS (1)
47 FPS (5)
47.5 FPS (2)
95 FPS (1)
107.6 FPS (1)
150 FPS (2)
152 FPS (1)

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Filter size

1.25" (19)
2" (18)
31 mm (11)
36 mm (12)
47.4 mm (1)
50 mm x 50 mm square (6)
65 mm x 65 mm square (1)
50 mm round (10)

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Bandpass (FWHM)

2.5 nm (4)
3 nm (4)
4 nm (1)
4.5 nm (4)
5 nm (1)
7 nm (1)
20 nm (2)
~0.5Å (1)

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Colour or Monochrome

Colour (15)
Monochromatic (1)
Monochrome (16)

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Cooled

Cooled (15)
Non-cooled (16)
TEC cooled (ΔT of 35°C) (1)

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Compare

10% off

ZWO M54 TILTER
In stock

Sale price $89.00AUD Regular price $99.00
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26% off

ZWO REPLACEMENT FAN FOR ASI 2600, 6200, 2400 CAMERAS
Very low stock (1 unit)

Sale price $29.00AUD Regular price $39.00
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25% off

ZWO NIKON T2 TO M42 ADAPTER
In stock

Sale price $89.00AUD Regular price $119.00
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24% off

ZWO M54 TO M48 ADAPTER 2mm
In stock

Sale price $19.00AUD Regular price $25.00
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17% off

ZWO NIKON LENS ADAPTER FOR EFW 2"
In stock

Sale price $99.00AUD Regular price $119.00
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Up to 17% off

ZWO OIII 7nm NARROWBAND FILTER
In stock

Sale price From $189.00AUD Regular price $229.00
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14% off

ZWO OFF AXIS GUIDER

(2)

In stock

Sale price $189.00AUD Regular price $219.00
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20% off

ZWO T2 - 1.25" ADAPTER
In stock

Sale price $39.00AUD Regular price $49.00
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Up to 17% off

ZWO SII 7nm NARROWBAND FILTER
In stock

Sale price From $189.00AUD Regular price $229.00
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17% off

ZWO M48 TO M42 EXTENDER 16.5 mm
Very low stock (1 unit)

Sale price $29.00AUD Regular price $35.00
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14% off

ZWO T2 1.25" FILTER ADAPTER
In stock

Sale price $25.00AUD Regular price $29.00
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18% off

ZWO TC40 PLATE

(1)

In stock

Sale price $45.00AUD Regular price $55.00
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21% off

ZWO VIXEN DOVETAIL SADDLE FOR ASIAIR PLUS

(1)

In stock

Sale price $59.00AUD Regular price $75.00
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20% off

ZWO M42 TO M42
Very low stock (1 unit)

Sale price $20.00AUD Regular price $25.00
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17% off

ZWO M42 TO M42 EXTENDER 21mm
In stock

Sale price $29.00AUD Regular price $35.00
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9% off

MULTI-CONNECTION PLATE 90 FOR ASKAR AND SHARPSTAR

(2)

In stock

Sale price $59.00AUD Regular price $65.00
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8% off

ASKAR FMA135 F/4.5 TRIPLET APO LENS

(2)

Very low stock (1 unit)

Sale price $549.00AUD Regular price $599.00
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Up to 17% off

ASKAR VIXEN DOVETAIL BAR 300mm
Red Green
In stock

Sale price $99.00AUD Regular price $119.00
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Up to 16% off

ASKAR LOSMANDY DOVETAIL BAR 300mm
Red Green
In stock

Sale price From $159.00AUD Regular price $189.00
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ASKAR 65PHQ APO QUINTUPLET f/6.4

(7)

In stock

Regular price $1,499.00AUD
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8% off

ASKAR 0.8x REDUCER FOR 140APO
Very low stock (1 unit)

Sale price $539.00AUD Regular price $589.00
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8% off

ASKAR 0.75x REDUCER FOR 71F
In stock

Sale price $339.00AUD Regular price $369.00
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ASKAR 52mm F4 GUIDE SCOPE
In stock

Regular price $329.00AUD
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7% off

ASKAR SQA55 f/4.8 APO QUINTUPLET

(1)

In stock

Sale price $1,299.00AUD Regular price $1,399.00
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8% off

ASKAR 91F f/6.7 APO REFRACTOR
In stock

Sale price $1,649.00AUD Regular price $1,799.00
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13% off

WILLIAM OPTICS M48 T-RING FOR FUJI X-MOUNT
In stock

Sale price $69.00AUD Regular price $79.00
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WILLIAM OPTICS M48 T-RING FOR CANON EOS

(1)

In stock

Regular price $59.00AUD
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13% off

WILLIAM OPTICS M48 T-RING FOR SONY E-MOUNT

(1)

In stock

Sale price $69.00AUD Regular price $79.00
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10% off

DURA-BRIGHT 1.25" DIELECTRIC 90° DIAGONAL
In stock

Sale price $179.00AUD Regular price $199.00
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11% off

DURA-BRIGHT 2" DIELECTRIC 90° DIAGONAL

(1)

Very low stock (1 unit)

Sale price $249.00AUD Regular price $279.00
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6% off

WILLIAM OPTICS 1.25" 90° ERECTING PRISM

(1)

Very low stock (1 unit)

Sale price $159.00AUD Regular price $169.00
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10% off

WILLIAM OPTICS M48 T-RING FOR CANON EOS-R
In stock

Sale price $89.00AUD Regular price $99.00
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10% off

WILLIAM OPTICS M48 T-RING FOR NIKON Z
In stock

Sale price $89.00AUD Regular price $99.00
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Up to 33% off

BAADER CMOS S-II F/2 ULTRA-HIGHSPEED FILTER
In stock

Sale price From $219.00AUD Regular price $299.00
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5% off

WILLIAM OPTICS REDCAT 61 WIFD F/4.9 APO REFRACTOR

(1)

Very low stock (1 unit)

Sale price $1,809.00AUD Regular price $1,899.00
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WILLIAM OPTICS M48 T-RING FOR PENTAX K
In stock

Regular price $59.00AUD
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Up to 5% off

WILLIAM OPTICS REDCAT 91 WIFD f/4.9 REFRACTOR
Black Red
In stock

Sale price $4,289.00AUD Regular price $4,499.00
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13% off

ZWO ASI678MM [MONO]
In stock

Sale price $519.00AUD Regular price $599.00
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Up to 11% off

TOUPTEK ATR 2600M PRO IMAGING KIT
In stock

Sale price From $4,869.00AUD Regular price $5,299.00
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Up to 8% off

TOUPTEK ATR 585M PRO IMAGING KIT
In stock

Sale price From $2,489.00AUD Regular price $2,549.00
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9% off

ANTLIA 2.5nm ULTRA NARROWBAND 2" SET Ha + OIII + SII
Very low stock (1 unit)

Sale price $2,899.00AUD Regular price $3,169.00
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7% off

ASKAR SQA55 WITH EAF BUNDLE
Very low stock (1 unit)

Sale price $1,669.00AUD Regular price $1,799.00
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29% off

CELESTRON CGEM II MOUNT
Very low stock (1 unit)

Sale price $2,399.00AUD Regular price $3,399.00

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