Method for controlling magnification variation

Details Method for controlling magnification variation Method for controlling magnification variation

1985-07-30

1987-08-18

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

358293, H04N 1024

Patent

active

046879447

ABSTRACT:
In a method for controlling magnification variation in which an original picture image is projected on a light receiving surface with a desired magnification, the projected picture image is moved in the sub-scanning direction which intersects the main scanning direction where the sensor is aligned, and the feeding speed (V) in the sub-scanning direction and the electric charge storage time are controlled.

REFERENCES:
patent: 4149091 (1979-04-01), Crean et al.
patent: 4591727 (1986-05-01), Gaebelein et al.

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