檢視镜间快门的原始碼

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|<center>'''镜间快门'''<br><img src="https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fsafe-img.xhscdn.com%2Fbw1%2F29e7b87a-f98e-4c5d-bcff-075a5a29b233%3FimageView2%2F2%2Fw%2F1080%2Fformat%2Fjpg&refer=http%3A%2F%2Fsafe-img.xhscdn.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=auto?sec=1714198891&t=13652e7a1310a90af022fa24a52461a0" width="280"></center><small>[https://www.xiaohongshu.com/explore/624fb2ad000000000102eef9 圖片來自小红书]</small> 
|}'''镜间快门'''由一系列薄钢叶片组成，快门释放按钮触发一根弹簧使叶片在曝光期间开启，然后闭合。这种类型的快门又叫做叶片快门，主要应用在[[轻便相机]]和部分120镜头上。<ref>[https://cinehello.com/articles/15086 20181016/学习打卡第九十八天+快门速度]影视工业网</ref>