Link Centre Dictionary

collimator

col·li·ma·tor

uncommon

noun

1.

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

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

Origin

From collimate + -or.

Phrases

  • multileaf collimator

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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.