Synonyms of collimator

Noun

1. collimator, telescope, scope

usage: a small telescope attached to a large telescope to use in setting the line of the larger one

2. collimator, optical device

usage: optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam

Definition and meaning of collimator (Dictionary)