Autocollimator
A single instrument combining the functions of a telescope and a collimator to detect small angular displacements of a mirror by means of its own collimated light.
See also: Collimation.
Subjects: Optics
A single instrument combining the functions of a telescope and a collimator to detect small angular displacements of a mirror by means of its own collimated light.
See also: Collimation.
Subjects: Optics