V2EX zoom lens

Zoom Lens

释义 Definition

变焦镜头:一种可以通过改变焦距在一定范围内“拉近或拉远”画面、调整视角大小的摄影/摄像镜头(区别于定焦镜头)。

发音 Pronunciation (IPA)

/zum lnz/

例句 Examples

I brought a zoom lens for the trip.
我为这次旅行带了一个变焦镜头。

With a zoom lens, the photographer quickly shifted from a wide view of the stadium to a tight shot of the player’s expression.
使用变焦镜头,摄影师很快从体育场的广角全景切换到球员表情的特写镜头。

词源 Etymology

zoom 原本是拟声词,表示“嗡的一声快速移动”的感觉,后来引申为“迅速接近/放大”;在摄影语境中,to zoom 指“通过改变焦距来放大或缩小画面”。lens 来自拉丁语 lens(“扁豆”),因早期透镜形状像扁豆而得名;合起来 zoom lens 就是“可变焦距的镜头”。

相关词 Related Words

文学与著名作品 Literary Works

  • Langford’s Basic Photography(朗福德《摄影基础》):摄影教材中常讨论变焦镜头与定焦镜头的取舍与应用场景。
  • Scott Kelby, The Digital Photography Book(斯科特凯尔比《数码摄影书》):面向大众的摄影技巧书,常提到不同镜头(含变焦镜头)的使用建议。
  • Bryan Peterson, Understanding Exposure(布莱恩彼得森《理解曝光》):在讲解曝光与器材选择时,会涉及镜头类型与拍摄效果的关系。
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