英语词汇“vignetting”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	vignetting
释义	vignetting noun (-s) 1. : a reduction in intensity of illumination at the edges of a field of view of an optical instrument due to the restrictive action of the edge of the aperture for rays that are not axial 2. : the progressive reduction in the illumination falling on a photographic film towards the corners of the picture due to the obstruction of oblique light beams by the lens mount
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