Image processing apparatus for detecting size of the original

Details Image processing apparatus for detecting size of the original Image processing apparatus for detecting size of the original

1983-09-30

1986-11-04

Grimley, Arthur T.

Photocopying

Including fiber optics

355 8, 355 75, 358285, G03G 1500

Patent

active

046207813

ABSTRACT:
An image processing apparatus comprising a light source for illuminating an original, a photosensor receiving a reflected light from the original when it is illuminated by the light source, and a cover for covering the back face of the original and having a specular reflection surface opposed to the light source, the photosensor being so disposed that it receives a light scatteredly reflected by the original but not a light specularly reflected by the specular reflection surface of the covering.

REFERENCES:
patent: 3752558 (1973-08-01), Lloyd
patent: 3834807 (1974-09-01), Fuller et al.
patent: 3912387 (1975-10-01), Brooke
patent: 3914049 (1975-10-01), Basu et al.
patent: 4325086 (1982-04-01), Sato et al.
patent: 4338020 (1982-07-01), Yukawa et al.
patent: 4411516 (1983-10-01), Adachi et al.
patent: 4439790 (1984-03-01), Yoshida
patent: 4455577 (1984-06-01), Tokahara
patent: 4484070 (1984-11-01), Inoue

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