Color key surface and stage

Details Color key surface and stage Color key surface and stage

1997-07-24

1999-10-26

Dowling, William

Optics: image projectors

Projected image combined with real object

396 3, 353 30, G03B 2100

Patent

active

059715448

ABSTRACT:
A surface for use in color key composite imaging comprises a substrate including a plurality of ridges running parallel to an axis. The ridges each include a color key face disposed at an angle to the plane of the substrate. The angle is preferably greater than about 45.degree.. The color key faces are finished in a selected keying color.

REFERENCES:
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patent: 3269794 (1966-08-01), Renner
patent: 4406529 (1983-09-01), Anthony
patent: 4968132 (1990-11-01), Ferren
patent: 4979021 (1990-12-01), Thomas
patent: 5508764 (1996-04-01), Oles et al.
patent: 5737031 (1998-04-01), Tzidon et al.
patent: 5831685 (1998-11-01), Vlahos et al.
Cinefantastique vol. 12 No. 1, Feb. 1992, p. 22.

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