Projection type liquid crystal display device

Details Projection type liquid crystal display device Projection type liquid crystal display device

1997-04-08

1998-09-08

Dowling, William

Optics: image projectors

Temperature control

Blower

353 57, 353 52, G03B 2116

Patent

active

058035664

ABSTRACT:
Disclosed is a projection type liquid crystal display device. The device comprises a light source; collimator elements; a liquid crystal panel which produces an image; a light path wall which defines a closed space and which surrounds and supports at least one of the collimator elements and the liquid crystal panel; a projection lens; and a screen. The light path wall is provided with a heat dissipation promoter on the outer surface thereof.

REFERENCES:
patent: 4787737 (1988-11-01), Ogawa
patent: 4963001 (1990-10-01), Miyajima
patent: 5170195 (1992-12-01), Akiyama et al.
patent: 5282121 (1994-01-01), Bornhorst et al.

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