Multi-beam optical scanning device and image forming apparatus using the same

A multi-beam optical scanning device which enables uniform scan line pitch and high precision image, includes a light source (1) having plural light emitting members, a rotary polygonal mirror (5) having a deflecting surface, a first optical system (LA) for imaging a light beam on the deflecting sur...

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1. Verfasser: ISHIBE, YOSHIHIRO
Format: Patent
Sprache:eng ; fre ; ger
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