- 专利标题: Liquid crystal display device, optical control member, and base material for manufacturing optical control member
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申请号: US15311628申请日: 2015-05-15
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公开(公告)号: US10162214B2公开(公告)日: 2018-12-25
- 发明人: Shohei Katsuta , Yasushi Asaoka , Sho Ochi , Emi Yamamoto , Hideomi Yui , Tsuyoshi Maeda , Tsuyoshi Kamada , Yuhsuke Tsuda , Katsumi Kondoh
- 申请人: SHARP KABUSHIKI KAISHA
- 申请人地址: JP Sakai, Osaka
- 专利权人: SHARP KABUSHIKI KAISHA
- 当前专利权人: SHARP KABUSHIKI KAISHA
- 当前专利权人地址: JP Sakai, Osaka
- 代理机构: ScienBiziP, P.C.
- 优先权: JP2014-105368 20140521; JP2015-078513 20150407
- 国际申请: PCT/JP2015/064106 WO 20150515
- 国际公布: WO2015/178321 WO 20151126
- 主分类号: G02F1/1335
- IPC分类号: G02F1/1335 ; G02B1/118 ; G02F1/1337 ; F21V8/00 ; G02F1/1343
摘要:
A liquid crystal display device according to one aspect of the present invention includes a liquid crystal panel of a vertical alignment mode, and an optical control member disposed on a light-exiting side of the liquid crystal panel. The liquid crystal panel includes a plurality of pixels having at least two domains (50a, 50b), in which directors of liquid crystal molecules are in a first direction. An absorption axis of a first polarizing sheet and an absorption axis of a second polarizing sheet are a mutually orthogonal and form angle that is approximately 45°. The optical control member includes a base, a light diffusion part, a light blocking layer and a low refractive index part. A planar shape of the light blocking layer (40) when seen from a normal line direction of the base has a straight line part parallel to the absorption axis (P1, P2) of one of the first polarizing sheet and the second polarizing sheet and a straight line part forming an angle of less than 45° with the absorption axis (P1, P2) of one polarizing sheet.
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