Method for providing a curved image

Details Method for providing a curved image Method for providing a curved image

2005-03-08

2005-03-08

Nguyen, Judy (Department: 2851)

Optics: image projectors

Methods

C353S069000, C353S037000

Reexamination Certificate

active

06863404

ABSTRACT:
An apparatus for forming an image on a curved diffusive surface (32) comprises an image source (94) for providing image-bearing light along an axis, a relay lens (54) for directing the image-bearing light toward the curved diffusive surface (32), and, a field lens (120) for redirecting off-axis image-bearing light toward the center of curvature of the curved diffusive surface (32).

REFERENCES:
patent: 4904049 (1990-02-01), Hegg
patent: 5757544 (1998-05-01), Tabata et al.
patent: 6416181 (2002-07-01), Kessler et al.
patent: 6421174 (2002-07-01), Ooshima et al.
patent: 6522474 (2003-02-01), Cobb et al.
patent: 6606173 (2003-08-01), Kappel et al.

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