Scanning optical system having at least two reflecting surfaces

Details Scanning optical system having at least two reflecting surfaces Scanning optical system having at least two reflecting surfaces

1979-04-16

1981-11-10

Henry, Jon W.

350 68, G02B 2717

Patent

active

042994381

ABSTRACT:
A scanning optical system is disclosed which comprises a scanning device having at least two reflecting surfaces thereon and an afocal optical system directing the beam reflected by a first reflecting surface of the scanning device to a second reflecting surface thereof different from the first one. The afocal optical system is so disposed that the beam incident upon the second surface may move in the opposite direction to the rotational direction of the scanning device.

REFERENCES:
patent: 3573849 (1971-04-01), Herriot et al.
patent: 3668984 (1972-06-01), Rosin
patent: 3961838 (1976-06-01), Zanoni
patent: 3973833 (1976-08-01), Lawson

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