| 发明名称 |
LINEAR FRESNEL LENS SHEET, TRANSMISSIVE DISPLAY APPARATUS, AND ROLL-SHAPED MOLDING DIE FOR MANUFACTURING LINEAR FRESNEL LENS SHEET |
| 摘要 |
A linear Fresnel lens sheet (3) includes: a lens layer (10) having a first surface (11) in which a linear Fresnel lens portion (13), having a number of lens surfaces (14) arranged in a first direction d1, is formed, and a second surface (12) opposite the first surface (11); and a diffusion layer (20) disposed on the side of the second surface (12) of the lens layer (10). |
| 申请公布号 |
EP3051322(A1) |
申请公布日期 |
2016.08.03 |
| 申请号 |
EP20130894563 |
申请日期 |
2013.12.13 |
| 申请人 |
DAI NIPPON PRINTING CO., LTD. |
发明人 |
SASAHARA KAZUHIRO |
| 分类号 |
G02B3/10;B29C33/42;G02B5/02 |
主分类号 |
G02B3/10 |
| 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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