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Image display device 发明授权

2023-11-22 2660 165K 0

专利信息

申请日期 2025-07-01 申请号 JP2017066855
公开(公告)号 JP6412195B1 公开(公告)日 2018-10-24
公开国别 JP 申请人省市代码 全国
申请人 日東電工株式会社
简介 An image display apparatus is disclosed including a display cell, a first retardation layer, a second retardation layer, and a polarizer. Re(550) of a laminate of the first retardation layer and the second retardation layer is from 120 nm to 142 nm, or from 151 nm to 160 nm, and when an initial value of a front reflection hue value “a” in a non-lit state is represented by a0, a value of “a” after the image display apparatus is left in an environment set to 65° C. and an RH of 90% for 250 hours is represented by a1, an initial value of a front reflection hue value “b” is represented by b0, and a value of “b” after the image display apparatus is left in an environment set to 65° C. and an RH of 90% for 250 hours is represented by b1, a0×a1>0 and b0×b1>0 are satisfied.


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