英语词汇“collimator”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	collimator
释义	col·li·ma·tor \ˈ ̷ ̷ ̷ ̷ˌmād.ə(r)\ noun (-s) 1. : a device for producing a beam of parallel rays of light or other radiation or for forming an infinitely distant virtual image that can be viewed without parallax usually consisting of a tube having an objective lens at the end toward the observer and a slit or cross hairs in the objective focal plane at the other end — see spectrometer illustration 2. : a device for obtaining a beam of molecules, atoms, or nuclear particles of limited cross section and moving in parallel lines
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