Hologram

Details Hologram Hologram

1998-06-22

2000-06-13

Schuberg, Darren E.

Optical: systems and elements

Holographic system or element

Having particular recording medium

359 15, 430 1, 156 99, G03H 102

Patent

active

060756268

ABSTRACT:
A hologram has a hologram element 3 containing a photopolymer and a cover film 22 and cover plate 21 which cover its surfaces. An adhesive 1 is used for bonding the cover film to the hologram element and the cover plate to the hologram element. The hologram has excellent humidity resistance, chemical resistance, solvent resistance and heat resistance, prevents coloration, can maintain its holographic properties and allows easy repositioning of the hologram element.

REFERENCES:
patent: 4908285 (1990-03-01), Kushibiki et al.
patent: 5731060 (1998-03-01), Hirukawa et al.

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