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在使用胶卷相纸之前,了解它们的照相性能是十分必要的。有条件的单位用密度计、光楔、色级版等进行测定既方便可靠又有数据,但不具备这些条件的单位如个人怎么办呢?据经验,结合具体的使用情况,进行试拍试印试放也可以达到测定的目的。产品说明书所介绍的照相性能和推荐的加工配方是生产厂测定的结论,但具体到每个单位或个人则因地区、季节、产品的出厂日期、保存条件和使用情况的不同,对胶卷相纸的性能都有直接影响。我们常说某种材料好用,主要是因为我们掌握了它的特性。
Before using film photo paper, it is necessary to understand their photographic performance. Conditional units with densitometer, wedge, color level version of the determination is convenient and reliable data, but do not have these conditions, such as individuals how to do it? Experience, combined with the specific use of the situation, the test shot India test release can also achieve the purpose of measurement. The photographic performance and the recommended processing recipe described in the product manual are the conclusions of the manufacturer. However, specific to each unit or individual is the difference between the photographic paper and the photographic paper because of different regions, seasons, product’s date of manufacture, storage conditions and usage conditions, The performance has a direct impact. We often say that a material is easy to use, mainly because we have mastered its characteristics.