英语词汇“beam splitter”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	beam splitter
释义	beam splitter Optics, Photog. a mirror or prism that divides a beam of light into two parts by reflecting a part of the beam, used in camera range finders. [1930-35]
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