Optical scanning device with constant speed scan

Details Optical scanning device with constant speed scan Optical scanning device with constant speed scan

1978-12-20

1982-10-05

Henry, Jon W.

350 68, 350416, 350432, G02B 2717, G02B 302

Patent

active

043525415

ABSTRACT:
Optical scanning device of this invention includes an optical source to produce light rays, means for deflecting light rays toward a predetermined direction, a surface to be scanned by the deflected light rays, a single lens disposed between the deflecting means and the surface to focus the deflected light rays on the surface to be scanned, a partial optical system consisting of said deflecting means and the single lens having means to move light rays on the surface at a constant speed.

REFERENCES:
patent: 2475275 (1949-07-01), Birchall
patent: 2811081 (1957-10-01), Praeger
patent: 3573849 (1971-04-01), Herriott
patent: 3687025 (1972-08-01), Rosin
patent: 3946150 (1976-03-01), Grafton
patent: 3961838 (1976-06-01), Zanoni
patent: 3973833 (1976-10-01), Lawson
patent: 4099829 (1978-07-01), Straayer

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