Patent · US Expired

High efficiency polarizing converter

US5973833A · kind A · utility

31Cited by
33References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 29, 1997
Grant dateOct 26, 1999
Priority date
Expiry dateAug 29, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B27/285
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A high efficiency polarizing converter receives generally collimated light of arbitrary polarization and converts it to light of a selected polarization with minimal loss or absorption of light. In one embodiment, the polarizing converter has a generally planar configuration that is suitable for flat panel displays, LCD projectors, and other display applications.

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