OPTICAL FILM, POLARIZING PLATE, AND DISPLAY DEVICE
The present invention addresses the problem of: providing a thin optical film which uses a cycloolefin-based resin, and which is optically isotropic; producing said optical film by a casting film-formation method in which stretching is performed in a highly productive manner; and providing a polariz...
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Format: | Patent |
Sprache: | eng ; fre ; jpn |
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