| 发明名称 |
ONE-SIDED EMISSION TYPE TRANSPARENT LIGHT GUIDE PLATE, AND SURFACE-EMITTING APPARATUS USING THIS LIGHT GUIDE PLATE |
| 摘要 |
A light guide plate according to an embodiment includes an exit surface where light exits, a rear surface facing this exit surface, and an end face connecting the exit surface and the rear surface. The light guide plate is transparent when no light is entering from the end face. First light scattering means is provided in the rear surface to inwardly reflect the light which has entered from the end face. Second light scattering means is provided in the exit surface to transmit more light than the first light scattering means. |
| 申请公布号 |
US2016178829(A1) |
申请公布日期 |
2016.06.23 |
| 申请号 |
US201615044477 |
申请日期 |
2016.02.16 |
| 申请人 |
Kabushiki Kaisha Toshiba |
发明人 |
HAYASHIHARA Hiromichi;Ohno Hiroshi;Yamamato Yuichiro;Shiratsuchi Masataka;Kato Mitsuaki;Takamatsu Tomonao |
| 分类号 |
F21V8/00 |
主分类号 |
F21V8/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A transparent light guide plate which comprises an exit surface where light exits, a rear surface facing this exit surface, and an end face connecting the exit surface and the rear surface, the light guide plate comprising:
first light scattering means provided in the rear surface to reflect, by the rear surface, the light which has entered from the end face; and second light scattering means provided in the exit surface to transmit more light than the first light scattering means. |
| 地址 |
Minato-ku JP |
