Optical sheet and backlight assembly having the same
US7736046B2 · kind B2 · utility
1Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 12, 2007 |
| Grant date | Jun 15, 2010 |
| Priority date | — |
| Expiry date | Sep 11, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/045
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Provided are embodiments of an optical sheet and a backlight assembly having the optical sheet. The optical sheet can include a body, a plurality of protrusions, and a plurality of embossed portions. The body can form a substrate. One surface of the body can be provided in a planar shape, and the other surface of the body can include the plurality of protrusions, where the protrusions have a triangular shaped cross-section. Each of the protrusions can be configured with the plurality of embossed, which may be formed by a microlens pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.