Arrangement for the viewing projection of framed slides

Details Arrangement for the viewing projection of framed slides Arrangement for the viewing projection of framed slides

1982-03-10

1984-06-26

Shepperd, John W.

Optics: image projectors

Slide transfer mechanism

Slides fixed to movable carrier

353 27R, 353101, G03B 2310, G03B 2100

Patent

active

044563507

ABSTRACT:
An arrangement for the viewing projection of framed diapositives or slides in which a plurality of slides are supported adjacent each other in the pockets of rigid strips. A light source and a lens of the arrangement are displaceable by a carriage relative to a hollow, open prism formed by the slides which is stationary in the direction of its longitudinal axis.

REFERENCES:
patent: 154607 (1874-09-01), Holmes
patent: 1889575 (1932-11-01), Sebille
patent: 2285768 (1942-06-01), Drucker
patent: 2296141 (1942-09-01), Brown et al.
patent: 2552211 (1951-05-01), Perillo
patent: 2740326 (1956-04-01), Reinebach
patent: 2968217 (1961-01-01), Ewald
patent: 4076401 (1978-02-01), Drwiega

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