V2EX long exposure

Long Exposure

释义 Definition

长时间曝光(摄影):在拍摄时让相机快门保持较长时间开启,使感光元件/胶片持续接收光线,以获得更亮的画面或呈现运动模糊效果(如丝滑流水、车轨、星轨等)。该词也可指一次“长曝光”的照片或拍摄方式。

发音 Pronunciation (IPA)

/l kspor/ (AmE), /l ksp/ (BrE)

例句 Examples

I used a long exposure to blur the waterfall.
我用长时间曝光把瀑布拍成了柔和的流动效果。

Because the street was dim, she set the camera on a tripod and chose a long exposure, turning passing cars into bright streaks of light.
因为街道很暗,她把相机固定在三脚架上并选择长时间曝光,把驶过的汽车拍成一道道明亮的光轨。

词源 Etymology

Exposure 原意为“暴露、曝晒”,在摄影里指“曝光(让光线照到感光材料上)”。Long exposure 直译为“长的曝光时间”,作为摄影术语在摄影技术发展与普及(尤其是三脚架、快门控制与胶片/数码感光技术成熟)过程中逐渐固定下来,用来描述通过延长快门时间来改变画面亮度与运动表现的手法。

相关词 Related Words

文学与作品中的用例 Literary Works

  • The Camera(Ansel Adams)摄影教程中频繁讨论曝光与长曝光的控制方法。
  • The Negative(Ansel Adams)系统讲解曝光、底片密度与长曝光等技术概念。
  • The Photographer’s Eye(Michael Freeman)在构图与视觉表达章节中常提到用长曝光呈现运动与时间感。
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