Photocopying – Including fiber optics
Patent
1984-09-18
1986-02-18
Prescott, A. C.
Photocopying
Including fiber optics
355 1, 355 14R, 350342, 340767, 340784, G03G 1500
Patent
active
045710538
ABSTRACT:
An image forming apparatus comprises a light source, a photosensitive member adopted to be illuminated by a light from the light source, a liquid crystal for controlling illumination and non-illumination of the light to the photosensitive member to form an image on the photosensitive member, a detector for detecting an image reproduction ability of the photosensitive member to set an image forming condition on the photosensitive member, and setting means for setting the liquid crystal to a predetermined state to allow the detection by the detector.
REFERENCES:
patent: 3788739 (1974-01-01), Coriale
patent: 4162396 (1979-07-01), Howard et al.
patent: 4297022 (1981-10-01), Lester
patent: 4348100 (1982-09-01), Snelling
Hosaka Masao
Inoue Yutaka
Kasama Nobuhiro
Kurata Mitsuru
Tanioka Hiroshi
Canon Kabushiki Kaisha
Prescott A. C.
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