Meaning & use
Collimate
Last updated
To make light rays or a beam parallel, or to align an optical or measuring instrument precisely.
See it in a sentence
The technician used a laser to collimate the telescope's mirrors.
Lenses are used to collimate light before it enters the spectrometer.
A note on using this word
A key term in optics and astronomy, referring to the precise alignment of light beams or instrument components.
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