Circular polarization plate and liquid crystal display device
AssigneeNippon Oil Co., Ltd.
InventorsTetsuya Uesaka, Eiji Yoda, Takehiro Toyooka
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Abstract
A circular polarizer having excellent circular polarization characteristics and a liquid crystal display device equipped with the circular polarizer. The circular polarizer is comprised of at least a polarizer and an optical anisotropic element having a phase difference of approximately ¼ wavelength in the visible light region and characterized in that the optical anisotropic element is comprised of at least a liquid crystal film with a fixed nematic hybrid orientation structure.
Claims9
A circular polarizer comprising at least a polarizer and an optical anisotropic element having a phase difference of approximately ¼ wavelength in the visible light region wherein said optical anisotropic element comprises at least a liquid crystal film with a fixed nematic hybrid orientation structure.
Dependencies are inferred from the claim text.