Post-exposure dye treatment in the production of holograms

Details Post-exposure dye treatment in the production of holograms Post-exposure dye treatment in the production of holograms

1989-03-22

1990-10-30

Arnold, Bruce Y.

Radiation imagery chemistry: process, composition, or product th

Post imaging processing

Physical developing

350 361, 430 1, 430 2, G03H 122, G03H 104

Patent

active

049664409

ABSTRACT:
A hologram which comprises a light transparent base having coated thereon a hydrophilic water-swellable layer which contains the holographic image and a dye whose peak absorption is below the peak replay wavelength of the hologram. The hologram is produced by adding the dye after exposure of the hologram.

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patent: 4799746 (1989-01-01), Wreede

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