4931-99-789-3745

Telescope Collimator

4931997893745 997893745 AF414192

A small, tubular item utilizing an eyepiece, cross hair reticle, and an objective lens, to align the optical axis to the mechanical axis of a telescopic instrument. It does not have the viewing power of a telescope. It may have two like items secured in a common holder for simultaneous checking of a dual optical system. View more Telescope Collimator