发明授权
- 专利标题: Achromatic quarter wave film
- 专利标题(中): 消色差四分之一波片
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申请号: US10434366申请日: 2003-05-09
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公开(公告)号: US07169447B2公开(公告)日: 2007-01-30
- 发明人: Jeong Su Yu , Moon Soo Park , Byoung Kun Jeon , Karl Skjonnemand , Kim Slaney , Mark Verrall
- 申请人: Jeong Su Yu , Moon Soo Park , Byoung Kun Jeon , Karl Skjonnemand , Kim Slaney , Mark Verrall
- 申请人地址: DE Darmstadt KR Seoul
- 专利权人: Merck Patent GmbH,LG Chemical Ltd.
- 当前专利权人: Merck Patent GmbH,LG Chemical Ltd.
- 当前专利权人地址: DE Darmstadt KR Seoul
- 代理机构: Millen, White, Zelano & Branigan, P.C.
- 优先权: EP02010985 20020517
- 主分类号: G02B5/30
- IPC分类号: G02B5/30 ; G02F1/1335 ; G02F1/13363
摘要:
An achromatic quarter wave film (AQWF) comprising at least one quarter wave film (QWF) and at least one half wave film (HWF), each of said QWF and HWF comprising polymerized or vitrified anisotropic material, to methods and materials for the preparation of the AQWF, its use in optical devices like compensators and liquid crystal displays, and to a liquid crystal display comprising such an AQWF.
公开/授权文献
- US20040032677A1 Achromatic quarter wave film 公开/授权日:2004-02-19
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