DIRECT-LIT TYPE BACKLIGHT SOURCE AND LIQUID CRYSTAL TELEVISION
- Summary
- A direct-lit type backlight source includes a backplate and a point light source array disposed on the backplate. A light output shape of a first optical lens employed by each of point light sources of corner regions of the point light source array and that of a second optical lens employed by each of a plurality of point light sources of the non-corner region are different. For instance, the light output shape of the first optical lens is symmetrical in a first direction and asymmetrical in a vertical second direction. Moreover, a liquid crystal television adopting the direct-lit type backlight source is provided.
- Technology Benefits
- Ccan improve optical uniformity of the corners.
- Technology Application
- Lighting
- Application Date
- 2016-12-25
- Application No.
- US15/390508
- Classes
- G02F1/1335
- Coverage Areas
- 背光模组
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