By using a new emulsion making technique, a core-shell AgX emulsion for color negative red-sensitive layer was prepared successfully with photographic characteristics significantly improved.

采用新型乳剂制备技术，研制出彩色底片感红层核壳型乳剂，其照相性能得到明显的改善。

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The experiments show that the optimal focal plane is focused at the surface layer of the photographic emulsion.

实验表明，最佳焦面实际集中在各种胶片乳剂层表层。

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The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.

照像材料含有亲水胶体的感蓝卤化银卤剂层。

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