Laser scanning unit

Details Laser scanning unit Laser scanning unit

2006-08-15

2006-08-15

Cherry, Euncha P. (Department: 2872)

Optical: systems and elements

Deflection using a moving element

Using a periodically moving element

C347S243000

Reexamination Certificate

active

07092136

ABSTRACT:
A laser scanning unit includes a light source unit generating a plurality of laser beams, at least one horizontal polarizer arranged on an optical axis of a part of the laser beams, at least one vertical polarizer arranged on an optical axis of a remainder of the laser beams, a polygon mirror deflecting, within a range of a predetermined angle, a horizontally-polarized beam and a vertically-polarized beam respectively generated by the horizontal and the vertical polarizers, and an optical filter passing a horizontally-polarized beam of the plurality of polarized beams deflected by the polygon mirror, and reflecting a vertically-polarized beam at a predetermined angle.

REFERENCES:
patent: 5243359 (1993-09-01), Fisli
patent: 5636049 (1997-06-01), Kawata et al.
patent: 5995267 (1999-11-01), Paoli
patent: 6061079 (2000-05-01), Ota et al.
patent: 6396615 (2002-05-01), Hama et al.
patent: 10-20608 (1998-01-01), None
patent: 2000-330049 (2000-11-01), None
patent: 2001-296492 (2001-10-01), None

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