William Optics

The newborn Zenithstar 61 is the most versatile and portable scope ever made by William Optics. It provides and excellent sharp image with any DSLR for astrophotography or wildlife photography.

The newborn Zenithstar 61 is the most versatile and portable scope ever made by William Optics. It provides and excellent sharp image with any DSLR for astrophotography or wildlife photography.

Zenithstar 73 is a greatly versatile and portable refractor telescope for beginners and veterans alike. Designed for both astrophotography and wildlife photography, high power visual observing through the Zenithstar 73 is also hugely satisfying.

We are proud to introduce the limited edition William Optics SpaceCat 51 APO. The same superb petzval design as the RedCat 51, but with a few improvements and new sleek design.

The new GT71 features a 3-element objective using high-quality FPL-53 extra-low dispersion glass that reduces any secondary spectrum to an unbelievable degree.

We are very exciting to announce All New 2019 Super ZenithStar 81 F6.9 imaging APO!!! This beautiful scope is everything you always wanted in a refractor, starting from extreme sharpness for clear details, and APO color correction.

This beautiful scope is everything you always wanted in a refractor, starting from extreme sharpness for clear details, and APO color correction. Brand new model with innovative bahtinov mask cover included.

The new 2019 GT81 three-element super APO Anniversary offer superb quality for imaging and visual use at an affordable price！From the pristine white finish on the CNC to the elegant gold trim which has more than just good looks.

This scope is ultimately designed for astronomers who want the best results in photographic/CCD imaging. The WO-Star71 imaging telescope provides pinpoint stars at the very edge of a 45mm imaging circle.

We are very exciting to announce New 2018 Super ZenithStar 126 F7.7 imaging APO! This amazing telescope includes a Losmandy style William Optics bar, guide rings, a 50mm WO rotolock guidescope and Innovative Bahtinov Mask Cover (Patented) included!