collimator

Definition from Wiktionary, the free dictionary
Jump to: navigation, search

English[edit]

Wikipedia has an article on:
Wikipedia

Etymology[edit]

collimate +‎ -or

Noun[edit]

collimator (plural collimators)

  1. (physics) An optical device that generates a parallel beam of light. Often used to compensate for laser beam divergence.
  2. (physics) A similar device that produces a parallel beam of particles such as neutrons.
  3. (astronomy) A small telescope attached to a larger one, used to point it in the correct general direction.

Anagrams[edit]