Slide viewing apparatus

Details Slide viewing apparatus Slide viewing apparatus

1978-05-02

1980-08-19

Stephan, Steven L.

Optics: image projectors

Slide transfer mechanism

Slides fixed to movable carrier

G03B 2310

Patent

active

042181186

ABSTRACT:
A slide viewing apparatus having an enclosure with a projection screen and a projection system including a light source and lens for sequentially projecting images from a plurality of transparencies onto a mirror which reflects the images onto the screen.

REFERENCES:
patent: 737940 (1903-09-01), Leatherbarrow
patent: 2461756 (1949-02-01), Moore
patent: 2570652 (1951-10-01), Dilks
patent: 2618197 (1952-11-01), Bousher
patent: 3421802 (1969-01-01), Itazaqui

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