Animated visual effect adaptor for projectors

Details Animated visual effect adaptor for projectors Animated visual effect adaptor for projectors

1977-07-18

1979-05-08

Aegerter, Richard E.

Optics: image projectors

Miscellaneous

353 1, G03B 4108

Patent

active

041533542

ABSTRACT:
An animated visual effect adaptor unit for a still picture projector which has a projection gate for receiving a slide holder between a light source and a projection lens system, comprising an elongate support having a first portion to be received in the projection gate and a second portion which remains outside of the gate and carries a power drive coupled to drive rotatably, a translucent disk mounting a visual effect design across a projection aperture in the first portion and through which a light beam from the source effects projection of the disk design through the lens system and onto a projection surface to provide an animated visual effect as the disk rotates. A second stationary translucent design carrying disk may be aligned with the rotary disk for increased animation effect.

REFERENCES:
patent: 2214050 (1940-09-01), Fowler
patent: 2307202 (1943-01-01), Eddy

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