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单反中的光圈是什么是哪个键
更新时间: 2020-10-03 00:00:00  

光圈是一个用来控制光线透过镜头,进入机身内感光面光量的装置,它通常是在镜头内。表达光圈大小为“f”值,值越小,光圈越大,通光量越多;值越大,光圈越小,通光量越少。

调整光圈大小操作:

拨动单反相机波轮即可。

关键词: 光圈 什么 哪个

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