正片和声底片制作染蓝幻灯片的实验研究

Use of motion picture positive and sound recording film for blue toning lantern film

本文报告了采用国产乐凯公司的黑白电影正片和声带底片,及比利时吉伐公司声带片,以铁盐调蓝色法制作幻灯片的试验情况,附有详细数据、配方和工艺条件。

Blue lantern films were made through blue iron toning process by using motion picture black and white positive film and sound recording film manufactured by Lucky Corp. China,and Agfa-Gevaert Co. Belgium. A summary of results obtained,together with process and recipes used, are presented here in detail.