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Telescope Collimator

4931994508442 994508442 0S1925GA C1AFC2815 V70S1925GA

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