New to AstroBin? Discover how we help astrophotographers share and preserve their work. Learn more
Telescope or lens

William Optics Ultra-Cat 108

williamoptics.com/.../ultra-cat-108-wifd
TypeRefractor: apochromatic
Diameter108 mm
Focal length518 mm
Weight7.82 kg
Users 23
Images 87
Most often used with
ZWO AM5N