Light source device for use in a copying machine

Details Light source device for use in a copying machine Light source device for use in a copying machine

1989-05-17

1990-06-26

Wintercorn, Richard A.

Photocopying

Projection printing and copying cameras

Multicolor picture

355 70, 355326, G03B 2754

Patent

active

049376160

ABSTRACT:
A light source device for use in a color copying machine comprises a plurality of light source lamps having different efficiencies respectively and means for lighting any number of light source lamp or lamps among said plural light source lamps depending on the luminous energy of the respective blue, green and red spectrums and/or the spectral sensitivity of the photosensitive member for said respective spectrums.

REFERENCES:
patent: 3887279 (1975-06-01), Rubin
patent: 4229095 (1980-10-01), Mir
patent: 4519703 (1985-05-01), Lehman et al.
patent: 4670779 (1987-06-01), Nagano
patent: 4737748 (1988-04-01), Ito
patent: 4788600 (1988-11-01), Marsiglio et al.

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