Skip to content

Astronomy Specialist

Country/Region

United States (USD $)

Search

Menu

BRANDS
TELESCOPES
- TELESCOPES
- ASTROGRAPHS
  
  CELESTRON
  
  OFFICINA STELLARE
  
  PLANEWAVE
  
  SHARPSTAR
  
  TAKAHASHI
- BINOCULARS
  
  APM
- CASSEGRAIN
  
  CELESTRON
  
  MEADE
  
  SKY-WATCHER
- DALL-KIRKHAM
  
  TAKAHASHI
  
  OFFICINA STELLARE
  
  PLANEWAVE
- DOBSONIAN
  
  GEOPTIK
  
  SKY-WATCHER
  
  OPTIQUES FULLUM
- NEWTONIAN
  
  SAXON
  
  SHARPSTAR
  
  SKY-WATCHER
- REFRACTORS
  
  ASKAR
  
  APM
  
  TAKAHASHI
  
  SHARPSTAR
  
  SKY-WATCHER
  
  WILLIAM OPTICS
  
  ZWO
- RITCHEY-CHRETIEN
  
  GSO
  
  OFFICINA STELLARE
  
  PLANEWAVE
- SMART TELESCOPES
  
  ZWO SEESTAR
- SOLAR
  
  DAYSTAR
  
  SKY-WATCHER
MOUNTS
CAMERAS
ACCESSORIES
SPECIALS
ABOUT US

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

CLICK HERE FOR BLACK FRIDAY DEALS!

ZWO QUICK ORDER

(133 products)

Sort by

Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Compare

View as List Grid

FiltersFilter & Sort

Applied Filters

Clear all

Sort by

Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Brand

Geoptik (1)
ZWO (132)

Clear

Availability

In stock (103)
Out of stock (37)

Clear

Threads

1.25" Barrel (3)
CS (1)
M28.5 x 0.6 Female (2)
M42 x 0.75 Female (7)
M42 x 0.75 Male (17)
M48 x 0.75 Female (9)
M48 x 0.75 Male (4)
M54 x 0.75 Female (3)
M54 x 0.75 Male (6)
M68 x 1 Female (1)

Clear

Optical thickness

5 mm (1)
Optical thickness: 0 mm (3)
Optical thickness: 1 mm (1)
Optical thickness: 11 mm (2)
Optical thickness: 11.5 mm (2)
Optical thickness: 14 mm (1)
Optical thickness: 15 mm (1)
Optical thickness: 16.5 mm (2)
Optical thickness: 17.5 mm (1)
Optical thickness: 2 mm (3)
Optical thickness: 20 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: 48.5 mm (1)
Optical thickness: 5 mm (4)

Clear

Aperture

30 mm (1)
50 mm (1)
65 mm (1)
80 mm (1)
107 mm (1)
130 mm (1)

Clear

Optical design

Apochromatic Petzval quadruplet (3)
Apochromatic Petzval quintuplet (1)
Apochromatic triplet (1)
Doublet (1)

Clear

Focal length

120 mm (1)
250 mm (1)
416 mm (1)
600 mm (1)
749 mm (1)
1000 mm (1)

Clear

Focal ratio

f/4 (1)
f/5 (1)
f/6.4 (1)
f/7 (1)
f/7.5 (1)
f/7.7 (1)

Clear

Mount type

Alt-Azimuth (1)
Equatorial (2)

Clear

Payload capacity

13 kg with counterweight (1)
20 kg with counterweight (1)
8 kg without counterweight (1)
13 kg without counterweight (1)

Clear

Encoders

Encoders: None (2)

Clear

Counterweight shaft

20 mm (4)

Clear

Bit depth

12-bit (17)
14-bit (14)
16-bit (12)

Clear

Pixel size

1.45 µm (1)
2.0 µm (1)
2.4 µm (4)
2.9 µm (4)
3.75 µm (3)
3.76 µm (18)
4 µm (1)
4.63 µm (1)
5 µm (2)
5.86 µm (2)
5.94 µm (1)
9 µm (1)
2.3 / 4.63 µm (4)

Clear

Resolution

656 x 520 (1)
1280 x 960 (2)
1280 x 1024 (1)
1304 x 976 (1)
1608 x 1104 (1)
1920 x 1080 (2)
1936 x 1096 (2)
1936 x 1216 (2)
3008 x 3008 (6)
3096 x 2080 (2)
3840 x 2160 (2)
3864 x 2192 (1)
4144 x 2822 (5)
5496 x 3672 (2)
6072 x 4042 (1)
6248 x 4176 (5)
8288 x 5644 (4)
9576 x 6388 (6)
11656 x 8750 (1)

Clear

Quantum efficiency

75% (1)
77% (2)
79% (1)
80% (11)
81% (2)
82% (1)
83% (1)
84% (2)
89% (1)
90% (4)
91% (14)
92% (1)
>80% @ 1200 nm (2)

Clear

Sensor diagonal

4.12 mm (1)
6 mm (2)
6.09 mm (1)
6.45 mm (2)
6.46 mm (2)
8.2 mm (1)
8.81 mm (1)
8.86 mm (1)
8.92 mm (2)
12.84 mm (1)
13.2 mm (2)
15.9 mm (2)
16 mm (6)
17.6 mm (1)
23.1 mm (4)
23.2 mm (1)
28.3 mm (5)
43.2 mm (6)
43.3 mm (1)
55 mm (1)

Clear

FPS

2 FPS (6)
3.51 FPS (5)
3.77 FPS (1)
8 FPS (1)
14 FPS (1)
16.3 FPS (4)
19 FPS (3)
20 FPS (6)
31.9 FPS (1)
35 FPS (2)
45.1 FPS (1)
46.9 FPS (1)
47.5 FPS (1)
60 FPS (3)
107.6 FPS (1)
120 FPS (1)
136.1 FPS (2)
144 FPS (1)
150 FPS (1)
164 FPS (1)

Clear

Filter size

1.25" (7)
2" (2)
31 mm (1)
36 mm (1)

Clear

Bandpass (FWHM)

7 nm (1)

Clear

Colour or Monochrome

Colour (14)
Monochrome (29)

Clear

Cooled

Cooled (27)
Non-cooled (16)

Clear

Compare

ZWO ASIAIR PRO SHUTTER RELEASE CABLE

$12.00 USD

(1)

In stock

View details
Compare

ZWO DC Y-SPLITTER CABLE FOR ASIAIR

$12.00 USD

(2)

In stock

View details
Compare

Sale

ZWO EAF TEMPERATURE SENSOR

$12.00 USD ~~$16.00~~

(1)

In stock

View details
Compare

ZWO DARKENING RINGS D88 FOR EFW

$12.00 USD

In stock

View details
Compare

ZWO M42 TO M42

$16.00 USD

In stock

View details
Compare

ZWO M42 TO CS

$16.00 USD

In stock

View details
Compare

ZWO M54 TO M48 ADAPTER 2mm

$16.00 USD

In stock

View details
Compare

ZWO M48 TO M42 ADAPTER

$18.00 USD

In stock

View details
Compare

ZWO FILTER MASKS FOR EFW

$18.00 USD

In stock

View details
Compare

ZWO T2 1.25" FILTER ADAPTER

$18.00 USD

In stock

View details
Compare

ZWO 2" TO 1.25" FILTER ADAPTER RING

$18.00 USD

In stock

View details
Compare

ZWO M48 TO M42 EXTENDER 16.5 mm

$22.00 USD

Very low stock (1 unit)

View details
Compare

ZWO M42 TO M42 EXTENDER 11mm

$22.00 USD

In stock

View details
Compare

ZWO M42 TO M42 EXTENDER 21mm

$22.00 USD

In stock

View details
Compare

ZWO M42 to 1.25"

$22.00 USD

In stock

View details
Compare

ZWO PROTECTING WINDOW

From $24.00 USD

(1)

In stock

View details
Compare

ZWO 850nm IR PASS 1.25"

$24.00 USD

In stock

View details
Compare

ZWO 150° LENS

$24.00 USD

(1)

In stock

View details
Compare

ZWO 170° LENS

$24.00 USD

Very low stock (1 unit)

View details
Compare

ZWO CAMERA DEW HEATER

$24.00 USD

(1)

In stock

View details
Compare

ZWO T2 - 1.25" ADAPTER

$24.00 USD

In stock

View details
Compare

ZWO M48 MALE - M48 FEMALE 16.5mm EXTENDER

$24.00 USD

In stock

View details
Compare

ZWO FINDER SHOE FOR ASIAIR PLUS

$24.00 USD

In stock

View details
Compare

ZWO REPLACEMENT FAN FOR COOLED/PRO CAMERAS

$24.00 USD

(1)

Very low stock (1 unit)

View details
Compare

ZWO REPLACEMENT FAN FOR ASI 2600, 6200, 2400 CAMERAS

$24.00 USD

Very low stock (1 unit)