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Grafton; David
Santa Monica, CA
No. of patents:

Patent Number Title Of Patent Date Issued
3946150 Optical scanner March 23, 1976
A flux scanner which is comprised of a rotating polygon for scanning a beam of radiated flux transverse a photoreceptive medium. In the beam path between the flux source and the polygon, an astigmatic-beam expander lens is employed to focus the flux distributions to a spot at an image pl

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