Liquid crystal display with projecting function

Details Liquid crystal display with projecting function Liquid crystal display with projecting function

1997-02-11

1998-07-14

Dowling, William

Optics: image projectors

Housing

353DIG3, G03B 2114

Patent

active

057793360

ABSTRACT:
A liquid crystal display with projecting function including an open-top box body with enclosed sides, a projection light source, a condensing lens, a liquid crystal display plate, a relay plate, a reflective lens and a back light plate. The projection light source is disposed at the bottom side of the box body. The condensing lens is disposed in the box body above the projection light source. The liquid crystal display plate has one side connected to a display light source and the other side connected to the box body. The reflective lens is secured below the relay plate. The back light plate is secured above the relay plate. The relay plate, reflective lens and the back light plate may be closed and accommodated in the box body between the liquid crystal display plate and the condensing lens for displaying purposes. They may also be obliquely disposed on the upper side of the liquid crystal display plate for projection purposes.

REFERENCES:
patent: 4880303 (1989-11-01), Grunwald
patent: 4882599 (1989-11-01), Grunwald
patent: 5090800 (1992-02-01), Ushiro
patent: 5639152 (1997-06-01), Nelson

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