| 发明名称 |
Compensator comprising a positive and negative birefringent retardation film |
| 摘要 |
The invention relates to a compensator comprising a positive and a negative birefringent retardation film, its use in displays and optical elements, and to displays comprising such a compensator.
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| 申请公布号 |
US7283188(B2) |
申请公布日期 |
2007.10.16 |
| 申请号 |
US20030440418 |
申请日期 |
2003.05.19 |
| 申请人 |
LG CHEMICAL LTD. |
发明人 |
SU YU JEONG;BELYAEV SERGEY VASILYEVICH;JEON BYOUNG KUN;SKJONNEMAND KARL;PERRETT TARA;PARRI OWAIN |
| 分类号 |
G02B5/30;G02F1/1335;G02F1/13;G02F1/13363;G02F1/1337;G02F1/139 |
主分类号 |
G02B5/30 |
| 代理机构 |
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