System, apparatus and method for high efficiency low leakage...

Details System, apparatus and method for high efficiency low leakage... System, apparatus and method for high efficiency low leakage...

2006-03-13

2009-08-04

Lavarias, Arnel C (Department: 2872)

Optical: systems and elements

Polarization without modulation

By relatively adjustable superimposed or in series polarizers

C359S489040, C349S009000, C349S096000

Reexamination Certificate

active

07570425

ABSTRACT:
An apparatus for a liquid crystal display includes a polarizer film configured to receive light from a liquid crystal display and an optical polarizer screen configured to filter light for the liquid crystal display. The optical polarizer screen has multiple grooves. Each groove includes a first transflective material and a second transflective material that differs from the first transflective material.

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patent: 6160595 (2000-12-01), Kishimoto
patent: 6317180 (2001-11-01), Kuroiwa et al.
patent: 6364497 (2002-04-01), Park et al.
patent: 6811274 (2004-11-01), Olczak
patent: 6951400 (2005-10-01), Chisholm et al.

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