Lighting device
US8277106B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 8, 2008 |
| Grant date | Oct 2, 2012 |
| Priority date | — |
| Expiry date | May 12, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0063
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention provides a lighting device, comprising a first light guide adapted to guide light and output the light in a first direction; a second light guide adapted to guide light and output the light in another, second direction; a dividing structure adapted to receive light from a light source and guide the light into the first light guide and into the second light guide, wherein the dividing structure comprises controllable dividing means for guiding a first percentage of the light from the light source into the first light guide, and a second percentage of the light from the light source into the second light guide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.