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Pronunciation varies by accent · noun
(physics) An optical device that generates a parallel beam of light. Often used to compensate for laser beam divergence..
Use collimator when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Collimator means (physics) An optical device that generates a parallel beam of light. Often used to compensate for laser beam divergence..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use collimator where its definition matches the intended context.
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