Liquid crystal display device

Details Liquid crystal display device Liquid crystal display device

1992-09-03

1994-01-18

Oberley, Alvin E.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 50, 345102, G02F 112

Patent

active

052803724

ABSTRACT:
A liquid crystal display device with a built-in back light device for illuminating a liquid crystal element. The back light device includes a light transmitting plate disposed behind the liquid crystal element, a light source disposed in the vicinity of one end of the light transmitting plate, a reflector for reflecting light from the light source towards the light transmitting plate, the reflector being integrated to the light source, and a slide mechanism for allowing the reflector to be slidably detached from the light transmitting plate.

REFERENCES:
patent: 4562478 (1985-12-01), Hirasawa et al.
patent: 4664481 (1987-05-01), Ito et al.
patent: 4826294 (1989-05-01), Imoto
patent: 4909604 (1990-03-01), Kobayashi et al.
patent: 4958911 (1990-09-01), Beiswenger et al.
patent: 5030943 (1991-07-01), Anglin
patent: 5147127 (1992-09-01), Honda et al.

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