Parts and Accessories

Adapter for connecting Schmidt-Cassegrain telescopes to William Optics diagonals Gold-anodized finish for durability and aesthetic appeal ...

Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In the bo...

Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In th...

STL adapter designed for William Optics FLT flatteners Ensures a secure connection between your FLT flattener and S...

Super high precision T-Mount designed for Canon EOS full-frame cameras Constructed from durable copper for enhanced...

Super high precision T-Mount designed for Nikon full-frame cameras Constructed from durable copper for enhanced sta...

Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In th...

Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In th...

Work with Vixen-style dovetail bars Made of durable materials Description The William Optics Vixen Style Mounting Base is an accessor...

Designed to fit Vixen-style dovetail mounts Ensures durability and a lightweight design. Description The William Optics Vixen-...

Designed to fit Vixen-style dovetail mounts Ensures durability and a lightweight design. Description The William Optics Vixen-...

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...

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...

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...

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...

Motorized rotation with 0.02° step resolution Adds only 16.5 mm of backfocus 48 mm clear aperture for full-frame sensors ASCOM and ASIAIR compatib...

Maintains a dew-free sensor chamber Factory-original replacement for all ZWO cooled cameras Includes four desiccant tablets User-replaceable to re...

Connects a ZWO EAF directly to Celestron C11 and C14 telescopes Bypasses the stock manual focuser for a direct-drive connection Includes flexible ...

Connects a ZWO EAF to Celestron 8" and 9.25" SCT, EdgeHD, and RASA OTAs Enables precise, automated focusing for astrophotography Includes both 5 m...

Precision-machined for Takahashi focusers Includes both 4 mm and 5 mm flexible couplers Supports over 10 telescope models from Takahashi, Sky-Watc...

Precise, tactile focus control for ZWO EAF Operate focuser without a computer or ASIAIR Variable speed for coarse and fine adjustments Ideal for v...

11 lb (5kg) Payload Capacity Bluetooth 5.0 and USB-C Connectivity Integrated 2500 mAh Rechargeable Battery Stepper Motor with 128:1 Gear Ratio Hig...