照相冲洗加工中某些问题的认识和体会

Some Understandings on Practical Work of Photographic Processing

作者结合电影制片厂洗印部门的实际经验,对几个在日常工作中遇到的问题进行了总结,分析了其原因,并提出了相应措施,如“中间水洗、停显液、前液对后液的污染、伊斯曼彩正品红染料的褪色、多级逆流水洗等。

In the light of photographic processing carried out in film studio laboratory, the author summarized some technical problems occured in routine work,analysed their causes and presented some coun-termeasures ,e. g. intermediate wash,stop bath,staining of back bath by fore bath,color fading of magenta dye in Eastmen color positive film,multi-stage countercurrent wash etc. .