Display combined with slide projector and liquid crystal project

Details Display combined with slide projector and liquid crystal project Display combined with slide projector and liquid crystal project

1995-09-13

1998-06-30

Dowling, William

Optics: image projectors

Miscellaneous

353 94, G03B 2114

Patent

active

057723010

ABSTRACT:
A display combined with a slide projector and liquid crystal projector is disclosed including a light source for emitting light, light collecting means for collecting light emitted from the light source, and image display device having image information so as to enlarge and project an image displayed on the image display device. The image display device includes a first display device for receiving electrical video information and converting it into optical video information; a second display device in which video information is recorded optically; and selecting means for selecting the first or second display device.

REFERENCES:
patent: 4331397 (1982-05-01), Jewison
patent: 5376979 (1994-12-01), Zarracky et al.
patent: 5396304 (1995-03-01), Salerno et al.
patent: 5428415 (1995-06-01), Keelan et al.
patent: 5461437 (1995-10-01), Tauaka et al.

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