Calcium has obvious effect on the photographic properties of emulsions and physical-chemical properties of gelatins.
钙对乳剂的感光性能和明胶的理化性能有重要的影响。
A crystalline salt in organic synthesis and in making photographic emulsions and in iodized table salt.
一种晶状盐，用于有机合成、制感光乳剂和含碘食盐。
An exceptionally clear adhesive can be made from fish and was the first adhesive used for photographic emulsions for photo film and photo resist coatings for photoengraving processes.
从鱼身上可以提取制成极其透明的粘胶，在胶片的感光乳胶和光刻蚀工艺的光阻涂层中首先被用作粘合剂。
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