Light valve projection system with improved illumination

Details Light valve projection system with improved illumination Light valve projection system with improved illumination

1988-12-09

1992-09-08

Shoap, Allan N.

Optics: image projectors

Miscellaneous

353 98, 353 37, 362310, 359 49, F21V 706

Patent

active

051462486

ABSTRACT:
A light valve projection system includes an illumination system having a light collector in the form of a non-imaging reflector with a rectangular input aperture and a rectangular output aperture. A two dimensional light source at the input aperture illuminates the output aperture substantially uniformly.

REFERENCES:
patent: 2367475 (1945-01-01), Taylor
patent: 2604005 (1952-07-01), Hahn
patent: 2747460 (1956-05-01), Calvi
patent: 3676667 (1972-07-01), Malifaud
patent: 4003638 (1977-01-01), Winston
patent: 4334734 (1982-06-01), Hareng et al.
patent: 4336578 (1982-06-01), Bradley et al.
patent: 4368963 (1983-01-01), Stolov
patent: 4382656 (1983-05-01), Gilby
patent: 4735495 (1988-04-01), Henkes
patent: 4765718 (1988-08-01), Henkes

Affiliated with

Also associated with

Rating

Light valve projection system with improved illumination does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Light valve projection system with improved illumination, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Light valve projection system with improved illumination will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-137097