V2EX vignetting

Vignetting

定义 Definition

vignetting:在摄影、电影或光学成像中,画面边缘亮度下降、变暗(有时伴随轻微失焦或色偏)的现象;也可指后期有意添加的“暗角”效果。(该词在其他领域还可指“装饰性小插图/小场景”,但此处以影像用法为主。)

发音 Pronunciation (IPA)

/vnjt/

例句 Examples

The photo has noticeable vignetting in the corners.
这张照片的四个角有明显的暗角(边缘变暗)。

Although the lens is sharp in the center, vignetting makes the edges look darker at wide apertures.
虽然镜头中心很锐利,但在大光圈时暗角会让边缘看起来更暗。

词源 Etymology

源自法语 vignette(原意为“葡萄藤小装饰图案、书页上的小插图”),与拉丁语 vinea(葡萄园)同源。后来在摄影与光学语境中,词义转为描述画面边缘像被“装饰性阴影”包围般的效果,即“暗角/边缘变暗”。

相关词 Related Words

文学与经典作品 Literary & Notable Works

  • The American Cinematographer Manual(常以 vignetting 讨论镜头覆盖、遮光与画面边缘亮度问题)
  • David Busch 摄影系列教材(如 David Busch’s … Digital Photography 各册中常以 vignetting 讲解镜头缺陷与后期校正)
  • Langford’s Basic Photography(基础摄影教材中常用 vignetting 说明暗角成因与控制方法)
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