Image density control apparatus

Details Image density control apparatus Image density control apparatus

1986-01-13

1987-10-27

Prescott, A. C.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

355 14E, 355 14R, G03G 1500

Patent

active

047025905

ABSTRACT:
An image forming apparatus has a detector for detecting an image density of an original, a processing unit for forming an image, and a control unit for controlling an image forming condition of the processing unit. The control unit non-linearly controls an output thereof in response to a change of the original density detected by the detector.

REFERENCES:
patent: 3926518 (1975-12-01), Berry et al.
patent: 4046467 (1977-09-01), Laskowski et al.
patent: 4200391 (1980-04-01), Sakamoto et al.
patent: 4239374 (1980-12-01), Tatsumi et al.
patent: 4352553 (1982-10-01), Hirahara
patent: 4472046 (1984-09-01), Kohyama

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