Method for forming phase holograms

Details Method for forming phase holograms Method for forming phase holograms

1975-10-30

1977-06-28

Kelley, Mary F.

Gas separation: apparatus

Electric field separation apparatus

Including gas flow distribution means

96 27H, G03C 532, G03C 504

Patent

active

040323480

ABSTRACT:
A method for producing a phase hologram by bleaching a silver image of an amplitude hologram formed on a light-sensitive silver halide photographic material, wherein the bleaching is conducted using a solution containing an N-halogeno compound to inhibit the binder of the layer having the silver image therein from swelling.

REFERENCES:
patent: 2611700 (1952-09-01), Brunner et al.
patent: 3948659 (1976-04-01), Yamaguchi et al.

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