复制胶片 Duplication film 简称复制片，供透明正片复制用的胶片，品种较多。彩色幻灯片的自制复制片，倘用这种胶片，无疑可获较佳成品。
根据这组参数，我们可以设计密着网屏，选择高反差胶片及其曝光和冲洗条件，从而达到最逼真地复制图象之目的。
These parameters can be used for the design of contact screens, the selection of high-gamma films, and film exposure and development process to achieve optimum fidelity image reproduction.
本文通过试验证明用适当的调节措施，通过胶片复制，可以得到较满意的结果。
It has been proved through the test that the satisfied result can be reached through the proper regulating measure such as making a copy of a film.
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