Electronic copying apparatus

Details Electronic copying apparatus Electronic copying apparatus

1977-03-23

1978-07-18

Griffin, Donald A.

Photocopying

Projection printing and copying cameras

Focus or magnification control

355 11, G03G 1500, G03B 2734

Patent

active

041012186

ABSTRACT:
An electronic copying apparatus comprises a movable optical unit with a mirror lens defining a first light path between an original and the mirror lens and a second light path between the mirror lens and a photosensitive body, which include a ratio of optical distances controlled according to the copying magnification, and driving belts to move the photosensitive body according to the correlation as follows

REFERENCES:
patent: 3637303 (1972-01-01), Komori et al.
patent: 3792926 (1974-02-01), Knechtel et al.
patent: 3837743 (1974-09-01), Amemiya
patent: 3841753 (1974-10-01), Ogawa
patent: 4027963 (1977-06-01), Hoppner et al.

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