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1 底片水迹产生原因(1)在暗室处理到水洗后干燥前 ,如果没有进行脱水处理 ,胶片上的水会向下流淌不均匀 ,形成条状或圆点的水珠 ,干燥后形成相应的水迹 ,这是水迹产生的普遍原因。(2 )由于晾挂胶片操作不当 ,将刚捞出湿胶片的滴水甩溅到已干燥好的胶片上 ,干胶片上的水珠流淌
1 backsheet water causes (1) in the darkroom to dry before washing, if there is no dehydration, the water film will flow down unevenly, the formation of stripes or dots of water droplets, after drying to form the corresponding Water marks, which is a common cause of water marks. (2) due to improper operation of the hanging film, just remove the wet film drip splashing has been dried to a good film, water droplets on the wafer