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词汇 Film gate
分类 英语词汇 英语翻译词典
释义

Film gate

英语百科

Film gate

The film gate is the rectangular opening in the front of a motion picture camera where the film is exposed to light. The film gate can be seen by removing the lens and rotating the shutter out of the way. The film is held on a uniform plane at a calibrated distance in the gate by a pressure plate behind the film.

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