System for simulating the appearance of the night sky inside a r

Optics: image projectors – Stencil or perforated plate projector

Patent

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Details

434286, 353 44, 353122, G03B 2100

Patent

active

049557149

ABSTRACT:
A system for painting images of stars and other objects on the interior surfaces of a room with phosphorescent paint utilizes a projector to project symbols on the surface to indicate locations of points to be painted. The projector is adjustable to accomodate rooim size and position of the viewer.

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patent: 3880508 (1975-04-01), Hughes
patent: 4403964 (1983-09-01), Meier
patent: 4457717 (1984-07-01), Chika

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