| 发明名称 |
BACKLIGHT MODULE |
| 摘要 |
A backlight module includes LEDs; a light guiding plate receiving light emitted from the LEDs; a diffusion sheet arranged above the light guiding plate; and a lens arranged above on the diffusion sheet. The lens comprises a light incident surface facing the diffusion sheet, and the light incident surface has a plurality of prism protrusions formed thereon. Each prism protrusion has a cross section of an inverted triangle with a bottom vertex having an internal angle of 50-57 degrees. |
| 申请公布号 |
US2014177270(A1) |
申请公布日期 |
2014.06.26 |
| 申请号 |
US201314014419 |
申请日期 |
2013.08.30 |
| 申请人 |
HON HAI PRECISION INDUSTRY CO., LTD. |
发明人 |
CHEN PO-CHOU |
| 分类号 |
F21V8/00 |
主分类号 |
F21V8/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A backlight module comprising:
LEDs; a light guiding plate receiving light emitted from the LEDs; a diffusion sheet arranged above the light guiding plate; and a lens arranged above on the diffusion sheet, the lens comprising a light incident surface facing the diffusion sheet, the light incident surface having a plurality of prism protrusions formed thereon, each prism protrusion having a cross section with a shape of an inverted triangle. |
| 地址 |
New Taipei TW |
