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吉林省辽源市电影胶片厂生产的黑白金色6寸软片(编号178,188),经测试和实用,现简单介绍如下:一、测试条件光楔密度差0.3,曝光色温为5400°K,使用麦克拜斯透射密度计,按以下不同条件进行测试。1.使用 D—76显影液,盘中显影10分钟,显影温度20C°。最高密度1.69,反差0.66。2.使用 D—23显影液,盘中显影14分钟,显影温度20℃,最高密度为1.58,反差0.62。
Jilin Province Liaoyuan City film studio production of black and white gold 6-inch film (No. 178,188), tested and practical, are briefly described as follows: First, the test conditions wedge density difference of 0.3, exposure color temperature of 5400 ° K, the use of McBride Transmission densitometer, according to the following different conditions for testing. 1. Using D-76 developer, 10 minutes development in the tray, the development temperature of 20C °. The highest density of 1.69, contrast 0.66.2 using D-23 developer, the development of 14 minutes in the tray, the development temperature of 20 ℃, the highest density of 1.58, contrast 0.62.