照相机设计中,焦平面快门(英语:focal-plane shutter)是指快门直接被放置于照相机焦平面前方的快门,即快门与图像传感器底片平行。

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一个焦平面快门,金属幕帘垂直移动。
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Exatka 相机的焦平面快门
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基辅相机的纵向金属卷帘焦平面快门

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