天气预报 > 摄影 > 70200拍人像用多大光圈
70200拍人像用多大光圈
更新时间: 2021-05-22 19:55:38  

1、70-200mm镜头拍摄人,一般选用f8-11的光圈,尤其以光圈f8为最常用。

2、光圈也不是越小越好,光圈越小,光线到达影像传感器时的偏角越大,对戴着汇聚眼镜的CCD、CMOS之类的感光元件越不利。光圈太小,像场太暗,会损失细节的反差,就是俗称的不锐。

关键词: 人像 光圈

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