罐冲胶卷冲片罐多是圆形，上有盖，不漏光。规格分为轨道式和胶带式两种，１２０或１３５胶卷两用。冲洗时，首先在暗室中或黑布袋中将胶卷装入冲片罐。装片时不能有丝毫漏光或装错。冲片罐用前必须清洗并晾干，湿的冲片罐易使药膜与胶带粘贴在一起，影响显影。胶卷装入冲... Cans of red film cans are mostly round, covered, light-tight. Specifications are divided into track and tape two, 120 or 135 film dual-use. When flushing, the film is first loaded into the blanking can in a dark room or in a black bag. Loading film can not have the slightest light leakage or wrong. Punch cans before use must be cleaned and dried, wet Punch can easily paste the film and tape together, affecting the development. Film into the red ...