英语词汇“parfocal”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	parfocal
释义	Definition of parfocal in English: parfocal adjective pɑːˈfəʊkl Optics Designating or relating to two or more lenses (especially in a microscope) the focal points of which lie in the same plane, so that they may be interchanged without the need to adjust the focus. Origin Late 19th century. From par + focal. Definition of parfocal in US English: parfocal adjectivepɑːˈfəʊkl Optics Designating or relating to two or more lenses (especially in a microscope) the focal points of which lie in the same plane, so that they may be interchanged without the need to adjust the focus. Origin Late 19th century. From par + focal.
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更新时间：2024/12/23 4:10:36