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    • 9. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20090161043A1
    • 2009-06-25
    • US12335740
    • 2008-12-16
    • Nobutaka FUKAGAWAHirofumi TOYAMA
    • Nobutaka FUKAGAWAHirofumi TOYAMA
    • G02F1/1335
    • G02F1/13363G02F2203/60G02F2413/02
    • A liquid crystal display device includes: a backlight; a liquid crystal cell; a first polarizing plate provided between the liquid crystal cell and the backlight; a second polarizing plate provided in opposite side to the first polarizing plate with respect to the liquid crystal cell; a first retardation film provided between the first polarizing plate and the liquid crystal cell; and a second retardation film provided between the second polarizing plate and the liquid crystal cell, wherein a relationship represented by the following formula (1) is satisfied: 1×10−6/° C.≦EC2max−EC1max≦50×10−6/° C.   (1) in which EC1max represents a maximal linear thermal expansion coefficient of the first retardation film, and EC2max represents a maximal linear thermal expansion coefficient of the second retardation film.
    • 液晶显示装置包括:背光源; 液晶单元; 设置在液晶单元和背光源之间的第一偏振片; 相对于液晶单元设置在与第一偏振片相反的一侧的第二偏振片; 设置在第一偏振板和液晶单元之间的第一延迟膜; 以及设置在第二偏振片和液晶单元之间的第二延迟膜,其中满足由下式(1)表示的关系:<?在线公式描述=“在线公式”end =“lead “1> 1×10 -6 /℃<= EC2max-EC1max <= 50×10 -6 /℃(1)<?在线公式描述=”在线公式“end =”tail“?> in 其中EC1max表示第一延迟膜的最大线性热膨胀系数,EC2max表示第二延迟膜的最大线性热膨胀系数。