Patent · US Expired

Methods and apparatuses for homogenizing light

US7210820B2 · kind B2 · utility

4Cited by
6References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 4, 2004
Grant dateMay 1, 2007
Priority date
Expiry dateNov 29, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/70075
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Embodiments of the present invention are directed to an illuminating optical device for forming a field of illumination. The optical device includes a first one-dimensional homogenizer positioned to homogenize a first dimension/axis of the field of illumination and a second one-dimensional homogenizer positioned to homogenize a second dimension/axis of the field of illumination.

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