Compact multiple-beam scanning optical system

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element

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Details

359201, 359203, 359208, 347235, 347243, G02B 2608

Patent

active

060522119

ABSTRACT:
A method of arranging scanning optical components is described to provide a compact scanning optical system which includes a plurality of light sources for simultaneously emitting multiple image-forming beams towards a common image-reflecting surface such as a polygon mirror via an image-focusing element such as a set of vertically layered f.theta. mirrors.

REFERENCES:
patent: 3646568 (1972-02-01), Woywood
patent: 4537465 (1985-08-01), Sherman et al.
patent: 5251055 (1993-10-01), Koide
patent: 5512949 (1996-04-01), Fisli et al.
patent: 5715078 (1998-02-01), Shiraishi

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