Short throw, oblique incidence, visual transparency projector

Details Short throw, oblique incidence, visual transparency projector Short throw, oblique incidence, visual transparency projector

1974-12-23

1976-04-20

Bell, Jr., Houston S.

Optics: image projectors

Epidiascope

Plural reflectors between lamp and screen

353 71, 353 70, G03B 2100

Patent

active

039515346

ABSTRACT:
A visual transparency projector has a short throw, oblique incidence catadioptric optical system, capable of enabling (1) a viewing screen and (2) the projector with its operator to be seen by an audience in side-by-side relation.

REFERENCES:
patent: 3762809 (1973-10-01), Kato et al.

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