Projective display device

Optics: image projectors – Plural

Patent

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Details

353 82, G03B 2114

Patent

active

058510605

ABSTRACT:
A projective display device can function as a video projector and a slide projector. The device is compact, easy to use and simple in operation. A video projector that projects video information can be used as a slide projector by utilizing a reflection type spatial light modulator in a reflected state when a photographic film is held in the optical system of the projector. Alternatively, a moveable mirror can be used to switch from a video projector to a slide projector.

REFERENCES:
patent: 3792922 (1974-02-01), Fouruie
patent: 5325137 (1994-06-01), Konno et al.
patent: 5428415 (1995-06-01), Kellan et al.
English-language abstract of 6/59239.
English-language abstract of 7-28164.

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