发明名称 |
DIFFUSING BOARD AND SURFACE LIGHT SOURCE DEVICE |
摘要 |
A diffusing board which can suppress moiré fringes, color flickering and screen brightness deterioration on a screen of a liquid crystal display device. On the surface of a transparent board (83), a pattern wherein substantially rectangular shapes are arranged in lattice by using a synthesized pattern (86) is formed. The synthesized pattern (86) is provided by synthesizing a plurality of first uneven patterns (84) having a linear shape which is long in one direction, and a plurality of concave lens shaped second uneven patterns (85) arranged at random.
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申请公布号 |
EP1757958(A1) |
申请公布日期 |
2007.02.28 |
申请号 |
EP20050749059 |
申请日期 |
2005.06.10 |
申请人 |
OMRON CORPORATION |
发明人 |
MINOBE, TETSUYA;SHINOHARA, MASAYUKI |
分类号 |
G02B5/02;F21V8/00;F21Y101/02;G02B5/04;G02F1/1335;G02F1/13357 |
主分类号 |
G02B5/02 |
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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