William Optics

1.25" erecting prism for correct image orientation Silver-finished design specifically for RedCat telescopes Description The W...

Bahtinov mask cover for William Optics 102 & 103 Series telescopes Enhances focusing accuracy for astrophotography Description T...

2-inch eyepiece with 72° apparent field of view 40mm focal length for wide-field, low-magnification viewing Description The Wi...

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

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

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

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

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

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

Universal adapter for smartphone astrophotography Compatible with a wide range of smartphones and telescope eyepieces Description ...

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

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 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 ...

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

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

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...

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 ...