Products

Reduces focal ratio by a factor of 0.8x Triplet lens design with 3 elements in 3 groups Corrects field curvature for full-frame sensors Designed f...

61mm Aperture Apochromatic Doublet Refractor Ohara FPL-53 ED Glass Element Fast f/5.9 Focal Ratio for Wide-Field Imaging Includes Flat61A Field Fl...

Patented William Optics Internal Focus Design (WIFD) Rigid M92 Rear Thread with M63 Adapter Included Vixen/Arca-Swiss Dual-Sided Mounting Plate In...

Allows for simple installation Made with improved CNC for greater rigidity Description The William Optics ZenithStar V1 Upgrade Mounting Rin...

Output: 12V DC, 10A Maximum Power: 120W Input: 100-240V AC Connector: 5.5mm x 2.1mm Center-Positive Safety Certifications: FCC, CE, RoHS Descri...

Input Voltage: 100-240V AC Output: 12V DC at 5A Connector: 5.5mm x 2.1mm Center-Positive Compatibility: Cooled Cameras, ASIAIR, AM Mounts D...

Adds 160mm (6.29") of height for increased OTA clearance Designed for ZWO AM5 and AM3 mounts Hollow, aircraft-grade aluminum construction for rigi...

Adapts 1.25" mounted filters for use in 2" filter holders Compatible with ZWO 5-position and 7-position 2" filter wheels Fits ZWO M42 and M52 filt...

2.1mm Focal Length 150° Field of View Optimized for 1/3" Format Sensors Functions as an All-Sky Camera Lens Standard CS-Mount Thread Descriptio...

2.5mm Focal Length 170° All-Sky Field of View Designed for 1/2" Format Sensors CS-Mount Thread Description FAQ Specifications I...

Adds 200mm of height to prevent OTA collisions Engineered specifically for the ZWO AM5 Mount Hollow, aircraft-grade aluminum construction Compatib...

30mm Aperture 150mm Focal Length (f/5.0) Triplet Apochromatic (APO) Lens Design Precise Helical Focuser Lightweight at 0.77 lb. Description FAQ...

ZWO Mini Guider ScopeThis guide scope is compatible with all ASI cameras.Parameters:Lens Diameter: 30 mmFocal Length: 120 mmWeight (include guider ...

Securely mounts ZWO cooled cameras with a 78mm diameter body CNC-machined for a precise and stable fit Features top and bottom 1/4"-20 threads for...

ZWO Holder Ring for ZWO ASI PRO COOLED CAMERAS with appr 86mm diameter.Currently compatible with the following ZWO cameras: ASI094, ASI128 and ASI0...

Engineered for a precise 90 mm camera body diameter Official fit for ZWO ASI2600 and ASI6200 Pro Cooled Cameras Features a single, oversized M6 lo...

Connects M54 Filter Wheels to M48 Cameras Adds Only 2 mm to Optical Path Maintains 55 mm Back Focus Standard Knurled Edge for Secure Grip Designed...

17.63 lb. payload capacity without counterweights Weighs only 9.04 lb. for extreme portability Dual Alt-Azimuth and Equatorial modes 0-90° latitud...

Carries 33 lb. without counterweights 12.1 lb. lightweight mount head Dual Equatorial and Alt-Azimuth modes 0° to 90° latitude range for worldwide...

44 lb. payload capacity without a counterweight 14.9 lb. mount head weight Dual Equatorial and Alt-Azimuth modes Stepper motor with 0.17" resoluti...

Allows to control AM3 & AM5 mounts Description In the Box ...

Maintains a clear sensor window on ZWO ASI cooled cameras Consumes a minimal 4.2 watts of power Ultra-thin 0.2 mm to 0.3 mm profile for a non-intr...

Protects camera sensor from dust and humidity 21mm diameter for specific ZWO camera models High-transmission Anti-Reflection (AR) coatings 1/4λ su...

1.2 Megapixel monochrome CMOS sensor (1280 x 960) 3.75µm pixel size for precise guiding and planetary detail Peak Quantum Efficiency of 80% for hi...