Apparatus for combining and projecting images

Details Apparatus for combining and projecting images Apparatus for combining and projecting images

1992-07-06

1994-02-01

Cuchlinski, Jr., William A.

Optics: image projectors

Composite projected image

353 34, 353 37, 353101, 35 40, G03B 2114, G03B 300

Patent

active

052835995

ABSTRACT:
An image combining and projecting apparatus having a plurality of light transmission type image panels through which light beams are transmitted, condenser lenses corresponding to the light transmission type image panels, a beam combining mechanism which combines beams transmitted through the image panels, and a projection lens through which beams are projected after being combined by the beam combining mechanism, wherein the condenser lenses are provided on the light outgoing side of the corresponding image panels. The apparatus further has a condenser lens adjusting mechanism for adjusting the positions of the condenser lenses.

REFERENCES:
patent: 4756604 (1988-07-01), Nakatsuka et al.
patent: 4796978 (1989-01-01), Tanaka et al.
patent: 4864390 (1989-09-01), Mekechnie et al.
patent: 5092671 (1992-03-01), Van Os
patent: 5179398 (1993-01-01), Iizuka

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