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70200拍人像用多大光圈
70200拍人像用多大光圈
更新时间:2024-11-17 08:01:06

  1、70-200mm鏡頭拍攝人,一般選用f8-11的光圈,尤其以光圈f8為最常用。

  2、光圈也不是越小越好,光圈越小,光線到達影像傳感器時的偏角越大,對戴着彙聚眼鏡的CCD、CMOS之類的感光元件越不利。光圈太小,像場太暗,會損失細節的反差,就是俗稱的不銳。

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