William Optics

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

High-quality 1.25" diagonal for refractor and catadioptric telescopes 99% reflectivity dielectric coating for maximum light transmission ...

Compact 32mm guide scope 120mm focal length For use with 1.25" guide cameras Description Upgrade your astrophotography equipment with the Wi...

Camera angle rotator designed for William Optics 2.5" M63 focuser Allows precise adjustment of the camera angle for...

Losmandy-style dovetail plate (Type D) by William Optics Compatible with a variety of telescopes and mounts ...

Provide a stable platform for attaching guiding scopes and other accessories User-friendly and can be set up quickly Makes it easy to carry and...

Bahtinov mask cover for William Optics GT81 and Z81 telescopes Enhances focusing accuracy for astrophotography Description The Willi...

90-degree erecting prism for 1.25" telescope eyepieces Provides correct image orientation for terrestrial and astronomical viewing Des...

1.25-inch eyepiece with 55° apparent field of view 12.5mm focal length for medium-high magnification viewing Description The W...

45-degree erecting prism for 1.25" telescope eyepieces Provides correct image orientation for terrestrial and astronomical viewing Des...

Provide a stable platform for attaching guiding scopes and other accessories User-friendly and can be set up quickly Makes it easy to carry and ma...

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

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

Precision focusing aid for the William Optics Z61 telescope Custom-designed to fit the Z61 model perfectly Description The Wil...

Designed for telescopes with apertures between 243mm and 308mm Precise focusing aid for large aperture telescopes and astrophotography ...

Bahtinov mask cover for William Optics GT71, Z73, and Star71II telescopes Enhances focusing accuracy for astrophotography Description ...

Designed for Schmidt-Cassegrain Telescopes (SCT) Features a secure RotoLock mechanism for 2" accessories Description The Willi...

Seamlessly integrate with your existing astrophotography gear. Eliminates the need for constant adjustments. Description In the box ...

1.25" RotoLock visual back adapter designed for SCT threads Ensures a secure and precise connection for 1.25" acces...

Increased stability, especially for heavier or longer optical tubes. Designed to fit Vixen-style dovetail mounts Description Th...

Designed to fit a 3/8" threaded pier. Universal 3/8" thread Limited lifetime warranty Description Warranty The William Optics M...

2" RotoLock adapter designed for M63 threads Ensures a secure and precise connection for 2" accessories ...

Red dot finder for easy target acquisition Includes Vixen-style mounting base for versatile attachment Description The William...

Designed for telescopes with apertures between 172mm and 235mm Precise focusing aid for astrophotography and visual observation Descri...