名词
中文翻译：射线滤光器同义词
同义词：
['radial filter', 'collimator', 'collimating filter']
例句：
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1. The ray filter is used to reduce the amount of light that passes through the lens.
射线滤光器用于减少通过透镜的光线量。
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2. The collimator is a device that aligns the rays of light coming from a source.
准直器是一种将来自光源的光线束对准的设备。
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3. The collimating filter is used to shape the beam of light before it enters the microscope.
准直滤光器用于在进入显微镜之前对光束进行整形。