Illumination slit for a reproducing machine

Details Illumination slit for a reproducing machine Illumination slit for a reproducing machine

G - Physics

03

G

314/27, 314/28

G03G 15/02 (2006.01) G03B 27/52 (2006.01)

Patent

CA 1109118

ILLUMINATION SLIT FOR A REPRODUCING MACHINE ABSTRACT OF THE DISCLOSURE An improved exposure slit system for controlling the projected image illumination profile of an optical system of a reproducing machine. The optical system is arranged to stripwise view a document. The exposure slit system includes one exposure slit member arranged near the object plane and a second exposure slit member arranged near the image plane. The exposure slit profile for controlling illumination at the image plane is comprised in part by the profile of the exposure slit member at the image plane and in part by the profile of the exposure slit member near the object plane as projected at the image plane. - 1 -

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