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介绍双胶片技术试验的方法和结果,对单片曝光、双片曝光(有中屏)单片观察和双片曝光(无中屏)单片观察等方法进行了比较,试验结果表明了双胶片技术的优点。
This paper introduces the methods and results of double film technology test, compares the monolithic exposure, monolithic exposure with double exposure (with middle screen) and monolithic observation with double exposure (without intermediate screen). The test results show that the double film The advantages of technology.