Display apparatus for vehicles

Details Display apparatus for vehicles Display apparatus for vehicles

1995-06-07

1996-03-26

Chin, Tommy P.

Computer graphics processing and selective visual display system

Image superposition by optical means

Plural image superposition

359630, G09G 500

Patent

active

055024564

ABSTRACT:
The display apparatus for vehicles being reduced in reflection at the external light suppression prisms disposed on the surface of the display device and providing a bright display image, in which included are the display device and the external light suppression prisms consisting of first and second prisms being stacked together by directing the prism apex angles in opposite directions to each other and disposed close to the display surface of the display device, a reflecting member to reflect the display light emitted from the display device, which light has passed through the prisms, toward the viewing point of the driver, and a polarized direction rotating means being disposed between the prisms and the reflecting member for rotating the polarization direction of the display light by 90 degrees, whereby the display light is emitted as a P-polarization light with respect to the reflecting surface of the reflecting member.

REFERENCES:
patent: 5059957 (1991-10-01), Todoriki et al.
patent: 5153775 (1992-10-01), Itami et al.
patent: 5157549 (1992-10-01), Suzuki et al.
patent: 5229754 (1993-07-01), Aoki et al.
patent: 5291184 (1994-03-01), Iino

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