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单反如何进行测光

更新时间: 2020-10-31 00:00:00     

先把相机设置到“光圈优先”,然后将镜头中央对准测光的目标,之后半按住快门即开始进行测光。数码相机的测光系统一般是测定被摄对象反射回来的光亮度,也称之为反射式测光。测光方式按测光元件的安放位置不同,一般可分为外测光和内测光两种方式。外测光在外测光方式中,测光元件与镜头的光路是各自独立的。

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