| 单词 |
barrel distortion |
| 释义 |
barrel distortion
barrel distortion n (Photography) photog distortion of an image produced by an optical system that causes straight lines at image margins to bulge outwards Translationsbarrel distortion
barrel distortion See distortion.barrel distortion[′bar·əl dis′tȯr·shən] (optics) A defect in an optical system whereby lateral magnification decreases with object size; the image of a square then appears barrel-shaped. barrel distortionA screen distortion in which the sides bow out. Contrast with pincushioning.barrel distortion
barrel distortionirregular image produced when peripheral magnification is greater than axial magnification. See: Petzval surface. bar·rel dis·tor·tion (bar'ĕl dis-tōr'shŭn) Irregular image produced when peripheral magnification is greater than axial magnification.
See: Petzval surfaceAcronymsSeeBD |
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