发明名称 |
LIQUID CRYSTAL DISPLAY DEVICE, POLARIZING PLATE, AND POLARIZER PROTECTIVE FILM |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a liquid crystal display device with excellent visibility, which uses a polarizer protective film including a polyester film. <P>SOLUTION: A liquid crystal display device includes a backlight light source and a liquid crystal cell disposed between two polarizing plates. A white-light-emitting diode is used as the backlight light source, and the polarizing plate is formed using polarizer protective films stacked on both sides of a polarizer. At least one of the polarizer protective films is a polyester film having a retardation of 3000 to 30000 nm. <P>COPYRIGHT: (C)2013,JPO&INPIT |
申请公布号 |
JP2012256057(A) |
申请公布日期 |
2012.12.27 |
申请号 |
JP20120153938 |
申请日期 |
2012.07.09 |
申请人 |
TOYOBO CO LTD |
发明人 |
MURATA KOICHI;SASAKI YASUSHI |
分类号 |
G02F1/13363;G02B5/30;G02F1/1335;G02F1/13357 |
主分类号 |
G02F1/13363 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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