Illumination for transmissive displays

Details Illumination for transmissive displays Illumination for transmissive displays

1990-01-26

1991-08-20

Miller, Stanley D.

Illumination

Supported by vehicle structure

Condition responsive

350338, 362 31, G02F 1133

Patent

active

050408780

ABSTRACT:
Illumination is provided for transmissive displays by the combination of (a) a light source which emits a thin, straight line of light, (b) cylindrical lens in front of the line of light and (c) a reflecting panel having (i) a first transparent layer which has spaced ridges on the side next to the light, (ii) an optional translucent diffusing layer next to the smooth, away from the light, side of the first layer and (iii) a third layer which is transparent and structurally stable that is attached to the second side of the translucent layer.

REFERENCES:
patent: 4186431 (1980-01-01), Engel et al.
patent: 4717949 (1988-01-01), Eichenlaub
patent: 4737896 (1988-04-01), Mochizuki et al.
patent: 4798448 (1989-01-01), van Raalte
patent: 4822145 (1989-04-01), Staelin
patent: 4829365 (1989-05-01), Eichenlaub
patent: 4874228 (1989-10-01), Aho et al.

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