Patent ID: 6127067
Filing Date: 2000-10-03
Classification: G02B,G03H,Y10T

Abstract:
A volume type hologram-recorded article, resulting from the process of:providing of photosensitive material film including at least one photosensitive material layer and support film layers on both sides thereof; andproviding a protective film including at least two adhesive layers and at least two cover sheet layers,wherein said photosensitive material film is periodically provided thereon with hologram-recorded areas at a constant inter-frame interval, said hologram-recorded areas being of constant size as viewed in a longitudinal direction of said film, andwherein one of said support film layers is removed from said photosensitive material film to expose one side of said photosensitive material layer for recording said hologram-recorded areas thereon and one of said cover sheet layers is removed from said protective film so that said protective film adheres to the one side of said photosensitive material layer of said photosensitive material film, andwherein said photosensitive material layer is no longer photosensitive after it has been recorded on.