Optical disk for lighting module
US8188486B2 · kind B2 · utility
2Cited by
12References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 16, 2008 |
| Grant date | May 29, 2012 |
| Priority date | — |
| Expiry date | Apr 16, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An optical disk for use in converting light emitted from a light-emitting diode chip to white light. The optical disk includes a tapered surface such that a center area of the disk has a width greater than a width of an outer area of the disk. The optical disk is formed of a silicone having at least one weight percent mix of phosphor. Various embodiments of this generally described optical disk are also presented.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.