发明授权
- 专利标题: Optical compensator and liquid crystal display l
- 专利标题(中): 光学补偿器和液晶显示器l
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申请号: US11059659申请日: 2005-02-17
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公开(公告)号: US07169448B2公开(公告)日: 2007-01-30
- 发明人: David Coates , Owain Llyr Parri , Mark Verrall , Peter Le Masurier
- 申请人: David Coates , Owain Llyr Parri , Mark Verrall , Peter Le Masurier
- 申请人地址: DE Darmstadt
- 专利权人: Merck Patent GmbH
- 当前专利权人: Merck Patent GmbH
- 当前专利权人地址: DE Darmstadt
- 优先权: EP99117978 19990916
- 主分类号: G02B5/00
- IPC分类号: G02B5/00 ; G01F1/1335 ; G01F1/13363 ; C09K19/38
摘要:
The invention relates to an optical compensator for liquid crystal displays comprising at least one O plate retarder, and at least one twisted A plate retarder with a twist angle φ of more than 90°, and further relates to a liquid crystal display comprising such a compensator.
公开/授权文献
- US20050134774A1 Optical compensator and liquid crystal display I 公开/授权日:2005-06-23
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