Multicolor diffusion transfer products

The sensitometric properties of multicolor diffusion transfer film units may be modified after the photosensitive element has been coated. Sensitometric modification is effected by a photoexposure through a layer of a color correction dye(s). In a preferred embodiment, the color correction dye(s) is...

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Bibliographic Details
Main Author LAND; EDWIN H
Format Patent
LanguageEnglish
Published 11.05.1982
Subjects
AUXILIARY PROCESSES IN PHOTOGRAPHY
CINEMATOGRAPHY
ELECTROGRAPHY
HOLOGRAPHY
PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES
PHOTOGRAPHY
PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES
PHYSICS
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Summary:The sensitometric properties of multicolor diffusion transfer film units may be modified after the photosensitive element has been coated. Sensitometric modification is effected by a photoexposure through a layer of a color correction dye(s). In a preferred embodiment, the color correction dye(s) is bleachable and is contained in a layer over the image-receiving layer.
Bibliography:Application Number: US19800132424