Step up your astrophotography game with the William Optics RedCat 91, an advanced apochromatic refractor tailored for full-frame and medium-format cameras.
The brand new Fluorostar 120 APO by William Optics meets the demands of the modern astrophotographer with high quality glass, 3.3" heavy duty focuser with rotator and bahtinov mask.
Simply put: a joy to use. You will be blown away by the small details you can observe through this APO 132mm; fine details of DSOs, stunning resolution both visually or during astrophotography.