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为什么彩数理化之谜胶卷能拍chu彩se

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为什么彩se胶卷能拍chu彩se照片?

黑白胶片是用卤化银zuogan光剂的,纯净的卤化银只对蓝光很mingan,如果在卤化银中掺进一些特殊的染料,可以使卤化银分别对红光或绿光特别mingan, 这些特殊的染料叫zuo"增gan染料"。人们据此制成了"多层彩se胶片":一层对红光mingan的gan光ru剂;一层对绿光mingan的gan光ru剂和一层对蓝光mingan的gan光ru剂。拍摄时,各zhong彩se光线通过照相机的镜tou,落在多层彩se胶片上。这些光线被分解后,an照其中所han的红、绿、蓝三zhong原se的多少,分别在gan红、gan绿、gan蓝ru剂层上gan光。经过冲洗后胶卷上就把se彩留下了。

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