| 发明名称 |
LUMINOUS FLUX CONTROL MEMBER, LIGHT EMITTING DEVICE, AND DISPLAY DEVICE |
| 摘要 |
The luminous flux control member includes a surface of incidence, a first optical surface formed to be recessed toward the surface of incidence and configured to reflect at least some of incident light passing through the surface of incidence, and a second optical surface formed to extend from the first optical surface and configured to reflect at least some of incident light passing through the first optical surface. The second optical surface includes a plurality of sections having different slopes. |
| 申请公布号 |
US2015159835(A1) |
申请公布日期 |
2015.06.11 |
| 申请号 |
US201414563207 |
申请日期 |
2014.12.08 |
| 申请人 |
LG INNOTEK CO., LTD. |
发明人 |
KANG Lee Im |
| 分类号 |
F21V7/00;F21V13/04 |
主分类号 |
F21V7/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A luminous flux control member comprising;
a surface of incidence; a first optical surface formed to be recessed toward the surface of incidence and configured to reflect at least some of incident light passing through the surface of incidence; and a second optical surface formed to extend from the first optical surface and configured to reflect at least some of incident light passing through the first optical surface, wherein the second optical surface includes a plurality of sections having different slopes. |
| 地址 |
Seoul KR |
