Microfiche viewer

Details Microfiche viewer Microfiche viewer

1975-05-08

1977-05-24

Stephan, Steven L.

Optics: image projectors

Selective data retrieval

Plural picture rows on single microcard

209 805, G03B 2308

Patent

active

040251772

ABSTRACT:
A microfiche viewer is provided with means for selecting one microfiche carrier from a plurality of microfiche carriers contained within a magazine for holding the same, means for positioning such selected microfiche carrier along a first axis, means for positioning an optical-projecting means along another axis perpendicular to the first axis whereby a preselected frame of a microfiche contained within the carrier can be viewed on a screen and means for replacing the microfiche carrier into the magazine.

REFERENCES:
patent: 1276503 (1918-08-01), Eddy
patent: 3528735 (1970-09-01), Bluitt et al.
patent: 3645612 (1972-02-01), Streicher et al.
patent: 3682300 (1972-08-01), Heller
patent: 3733122 (1973-05-01), Szymber
patent: 3743400 (1973-07-01), Haning et al.
patent: 3797925 (1974-03-01), Smitzer

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