Method of preparing a hologram

Details Method of preparing a hologram Method of preparing a hologram

1989-03-01

1990-12-11

Dees, Jose

Radiation imagery chemistry: process, composition, or product th

Holographic process, composition, or product

Composition or product or process of making the same

430 1, 430432, 430493, G03C 0000

Patent

active

049770470

ABSTRACT:
A method of preparing a hologram which is of the silver halide in gelatin binder type which method comprises holographically exposing the holographic material by use of coherent light, developing the holographic image by a chemical process and wherein after development the material is treated with an aqueous solution of an anionic surfactant which comprises at least one alkyl group having at least four carbon atoms, to achieve bathochromic shift in the replay wavelength.

REFERENCES:
patent: 4769300 (1988-09-01), Butcher
patent: 4769301 (1988-09-01), Butcher et al.
patent: 4788115 (1988-11-01), Long et al.

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