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单词 field curvature
释义

field curvature

Optics
noun
Curvature of the focal surface of a lens or other optical system; (Photography ) an aberration caused by the use of a lens with a curved focal surface in capturing an image on a flat surface, the edges of the image being out of focus when the centre is in focus (and vice versa).

Origin

Late 19th century; earliest use found in U.S. Patents.

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更新时间:2024/12/23 19:01:52