Patent · US Active

Optical element including texturing to control beam width and color mixing

US9022601B2 · kind B2 · utility

22Cited by

75References

43Claims

0Family size

Assignee

Cree, Inc. · US

Inventors

Dong Lu · Cary, US
Mark Edmond · Raleigh, US
Mark Dixon · Farmington Hills, US
Paul Kenneth Pickard · Morrisville, US

Key dates

Filing date	Apr 9, 2012
Grant date	May 5, 2015
Priority date	—
Expiry date	Aug 27, 2032

Classification

Technology area (CPC G)Physics
CPC primaryG02B5/0278
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A method for providing an optical element may include providing an optical feature in the optical element that spreads or distributes light passing through the optical element. The method may also include providing a texturing in at least a portion of the optical feature of the optical element.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.