1.25-inch Quick Collimation Eyepiece Cheshire Design with wire cross hairs

Long type Newtonian collimation eyepiece with central cross hairs and rubber eyecup

Do you own star test collimation conveniently in a controlled environment anytime and anywhere

Cheshire Laser Collimator with 1.25-in and 2-inch adaptors fully inspected tested for accuracy prior to shipping

Precision cheshire laser collimation tool - must have for serious astro-imaging

High-precision multi-point laser collimation system for Schmidt Cassegrain telescopes