| 发明名称 |
REFLECTIVE SCREEN, METHOD FOR MANUFACTURING REFLECTIVE SCREEN, AND REFLECTIVE PROJECTION SYSTEM |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a reflective screen capable of reflecting image light at high reflectance and enhancing productivity. <P>SOLUTION: A reflective screen 10 reflects image light projected by an image source 2 toward an observer side and the screen comprises: a base layer 11; a first linear Fresnel lens 12 disposed in a side of the base layer, the side where the image light enters; a second linear Fresnel lens 13 disposed in an opposite side of the base layer to the side where the image light enters, with the longitudinal direction shifted by 90° with respect to that of the first linear Fresnel lens; and a vapor-deposition reflecting layer 14 laminated on the second linear Fresnel lens and formed by vapor deposition to be capable of reflecting light. <P>COPYRIGHT: (C)2013,JPO&INPIT |
| 申请公布号 |
JP2012252227(A) |
申请公布日期 |
2012.12.20 |
| 申请号 |
JP20110125754 |
申请日期 |
2011.06.03 |
| 申请人 |
DAINIPPON PRINTING CO LTD |
发明人 |
KATSURA YUKI |
| 分类号 |
G03B21/60;G02B3/08;G02B5/00;G02B5/08 |
主分类号 |
G03B21/60 |
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