Optical laminate

Details Optical laminate Optical laminate

2005-04-05

2005-04-05

Mulvaney, Elizabeth (Department: 1774)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

C349S201000

Reexamination Certificate

active

06875481

ABSTRACT:
An optical laminate comprising, laminated in the order mentioned, a support substrate, adhesive layer, cholesteric liquid crystal layer and protection layer, characterized in that the cholesteric liquid crystal layer has in at least part thereof an area indicating a diffraction power. The optical laminate is used for a polarization diffraction element, liquid crystal display device compensation element, decorative member, and forgery prevention element.

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