Patent · US Expired

Projection system including intrinsic polarizer

US7391569B2 · kind B2 · utility

5Cited by
22References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 18, 2005
Grant dateJun 24, 2008
Priority date
Expiry dateFeb 27, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/3167
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A projection system including an intrinsic polarizer is disclosed. The projection system includes a light source producing illumination light, an imager disposed to receive the illumination light, and a projection lens disposed to receive the illumination light from the imager. The imager includes an intrinsic polarizer. An intrinsic polarizer stack including a U.V. curable adhesive is also disclosed.

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