Light source for a contact image sensor

Details Light source for a contact image sensor Light source for a contact image sensor

1994-08-30

1996-02-13

Pascal, Robert J.

Electric lamp and discharge devices: systems

Plural power supplies

Plural cathode and/or anode load device

359363, G09G 310

Patent

active

054913845

ABSTRACT:
A light source for a contact image sensor, including an electroluminescent screen fastened to the scanning face glass of a contact image sensor at the back either by bonding or printing and having a narrow gap through which reflected light from document passes to the lens of the contact image sensor.

REFERENCES:
patent: 5283501 (1994-02-01), Zhu et al.
patent: 5294870 (1994-03-01), Tang et al.

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