collimator


Definition: Meaning of, collimator in English to English dictionary.

Pronunciation: / ˈkɒlɪmeɪtə /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
collimator collimators
  1. a small telescope attached to a large telescope to use in setting the line of the larger one
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  2. 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
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