英语词汇“focal plane”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	focal plane
释义	WordReference Random House Unabridged Dictionary of American English © 2024 fo′cal plane′, [Optics.] Opticsa plane through a focal point and normal to the axis of a lens, mirror, or other optical system. Cf. principal plane. Opticsthe transverse plane in a telescope where the real image of a distant view is in focus. 1890–95 Collins Concise English Dictionary © HarperCollins Publishers:: focal plane n the plane that is perpendicular to the axis of a lens or mirror and passes through the focal point
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更新时间：2024/9/20 19:52:39