Method and apparatus for directing light around an obstacle using an optical waveguide for uniform lighting of a cylindrical cavity
US8132948B2 · kind B2 · utility
120Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2008 |
| Grant date | Mar 13, 2012 |
| Priority date | — |
| Expiry date | Jan 12, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0008
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for directing light from a light source along a trajectory to avoid particular obstacles and provide uniform illumination of a surface having a particular geometry such as a cylindrical geometry is described. The surface may enclose components such as PCBs that provide particular functionality that operate as obstacles to a light beam.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.