Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Reexamination Certificate
2006-05-16
2006-05-16
Kennedy, Jennifer (Department: 2812)
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
C438S437000
Reexamination Certificate
active
07046319
ABSTRACT:
A polarizing member is constituted by an absorption type polarizing film, and one polymer material layer or two or more polymer material layers provided on one or both of opposite surfaces of the absorption type polarizing film, wherein each polymer material layer does not have any extra ordinary refractive index area with a length not smaller than 20 μm and does not have two or more extraordinary refractive index areas with a length of from 0.5 to 20 μm in a region of 50 μm-radius. An optical member is constituted by a laminate at least having the polarizing member, and a reflection type polarizing plate. A liquid-crystal display device is constituted by either of the polarizing member and the optical member, and a liquid-crystal cell, wherein either of the polarizing member and the optical member is provided on one or both of opposite sides of the liquid-crystal cell.
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Kameyama Tadayuki
Motomura Hironori
Kennedy Jennifer
Nitto Denko Corporation
Westman, Hattori, Daniels & Adrian LLP
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