Portal:Photography - Wikipedia, the free encyclopedia

Portal:Photography - Wikipedia, the free encyclopedia

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日期:2025-07-14
The single-lens reflex (SLR) is a type of camera that uses a movable mirror placed between the lens and the film to project the image seen through the lens to a matte focusing screen. Most SLRs use a roof pentaprism or pentamirror to observe the image via...看更多