PROCESS FOR MAKING HIGH EFFICIENCY PHASE HOLOGRAMS

PROCESS FOR MAKING HIGH EFFICIENCY PHASE HOLOGRAMS A method for producing a phase hologram having a high diffraction efficiency which includes treating a developed photographic material with a stop bath containing sodium sulfate, bleaching with a tanning bleach having a low pH value and fixing the b...

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Bibliographische Detailangaben
Hauptverfasser:	HO, PING-PEI, GORIN, BRIAN A
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AUXILIARY PROCESSES IN PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHIC PROCESSES OR APPARATUS HOLOGRAPHY PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS
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Beschreibung
Zusammenfassung:	PROCESS FOR MAKING HIGH EFFICIENCY PHASE HOLOGRAMS A method for producing a phase hologram having a high diffraction efficiency which includes treating a developed photographic material with a stop bath containing sodium sulfate, bleaching with a tanning bleach having a low pH value and fixing the bleached material in a bath containing sodium thiosulfate.