发明授权
US4301242A Emulsion mixture for color reversal (reflection viewing) material 失效
用于颜色反转(反射观察)材料的乳液混合物

Emulsion mixture for color reversal (reflection viewing) material
摘要:
An improved photographic material is provided comprising a mixture of individual emulsions having the same narrow particle size distribution but which are desensitized in a differring degree.
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