Patent · US Expired

Optical polarization beam combiner

US7006287B2 · kind B2 · utility

7Cited by
15References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 2004
Grant dateFeb 28, 2006
Priority date
Expiry dateJun 7, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B27/283
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An optical polarization beam combiner includes a polarization beam displacer or a birefringent crystal that is provided with a deflecting edge having two slant deflecting faces. The deflecting edge economically replaces for the wedged crystals of the prior art to modify the transmission directions of the incidental and/or emerging light beams.

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