发明名称 |
LENS SHEET AND EL LIGHT-EMITTING DEVICE |
摘要 |
PROBLEM TO BE SOLVED: To provide a lens sheet with which a brightness increase rate becomes high and also a color temperature difference for each irradiation angle becomes small, and to provide an EL light-emitting device using the same. ! SOLUTION: A lens sheet 1 to be pasted to an exit plane of light of an EL light-emitting device includes a lens layer 2, including a layer composed of a transparent resin containing a diffusion agent, on an exit plane side of which a number of concave lens-shaped unit lenses 2a are arranged. The lens sheet 1 is pasted to the EL light-emitting device. ! COPYRIGHT: (C)2015,JPO&INPIT |
申请公布号 |
JP2015109213(A) |
申请公布日期 |
2015.06.11 |
申请号 |
JP20130251686 |
申请日期 |
2013.12.05 |
申请人 |
GOYO PAPER WORKING CO LTD |
发明人 |
YAMAGUCHI YOSHINORI ; OKUDA KAZUYUKI |
分类号 |
H05B33/02;G02B3/00;G02B5/02;H01L51/50 |
主分类号 |
H05B33/02 |
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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