Light emitting module and lens
US11815258B2 · kind B2 · utility
2Cited by
13References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2021 |
| Grant date | Nov 14, 2023 |
| Priority date | — |
| Expiry date | Nov 21, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2003/0093
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lens for dispersing light emitted from a light emitting device, the lens including a lower surface, a light incident portion having a concave shape from the lower surface, the light incident portion having a light incident surface, and a light exit portion through which light having entered the lens through the light incident portion exits the lens to an outside of the lens, in which the light incident surface includes at least one protruding light incident facet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.