名词
中文翻译：光学截止
同义词：
['optical aperture', 'optical stop', "light stop例句：1. The camera's optical stop is responsible for limiting the amount of light that enters the lens.（相机的光学截止负责限制进入镜头的光量。）"]
例句：
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1. The camera's optical stop is responsible for limiting the amount of light that enters the lens.
相机的光学截止负责限制进入镜头的光量。
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2.The scientist used an optical stop to adjust the focus of the microscope.
科学家使用一个光学截止来调整显微镜的焦点。
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3.The optical stop in this telescope is designed to reduce the amount of light scattered by the atmosphere.
这个望远镜中的光学截止设计用来减少大气散射的光量。