Patent · US Expired

Uniform multiple light source etendue

US7310186B2 · kind B2 · utility

10Cited by
12References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 21, 2005
Grant dateDec 18, 2007
Priority date
Expiry dateMay 13, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B27/0938
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method and apparatus emits light from multiple light sources and combines the etendue of the light sources such that the etendue is substantially uniformly distributed over an area.

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