Multiple function recording and readout system

Details Multiple function recording and readout system Multiple function recording and readout system

1976-08-12

1977-10-11

Bauer, Edward S.

Optics: image projectors

Plural projection paths with single light source

353 38, 362 31, G02B 514

Patent

active

040532062

ABSTRACT:
A plural function optical apparatus defined by first and second parallel lensfiche elements positioned with their emulsion sides facing each other and first and second parallel optical screens each spaced from and parallel to a respective face of the lensfiche. Two lighting sheet elements may be added to increase the number of functions (projection, recording).

REFERENCES:
patent: 2831453 (1958-04-01), Hardesty
patent: 3023304 (1962-02-01), Peterson
patent: 3611359 (1971-10-01), Panerai et al.
patent: 3752974 (1973-08-01), Baker et al.
patent: 3907420 (1975-09-01), Yevick

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