Scanner capable of scanning penetrative document and reflective

Details Scanner capable of scanning penetrative document and reflective Scanner capable of scanning penetrative document and reflective

1997-02-25

1999-04-20

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

358474, H04N 104

Patent

active

058959149

ABSTRACT:
A scanner including a scanning unit for scanning penetrative document as well as reflective document, and a light source projecting unit adapted for reflecting light from the light source of the scanning unit through penetrative document when the light source of the scanning unit is turned from the position for reflective scanning mode to the position for penetrative scanning mode.

REFERENCES:
patent: 5140443 (1992-08-01), Iwahara et al.
patent: 5574274 (1996-11-01), Rubley et al.
patent: 5691824 (1997-11-01), Haded et al.

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