Photographic four-color material for the silver dye bleach process
作者： Jakob Kuhn
DOI:
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摘要: There is disclosed a photographic four-color material for the silver dye bleach process, which material, in addition to containing customary yellow, magenta and cyan image dyes, contains black layer sensitive infra-red light. The suitable e.g. testing dotted or continuous tone color separation positives.
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