发明授权
US06233081B1 Optical scanning device, image forming apparatus and optical scanning method 有权
光学扫描装置,成像装置和光学扫描方法

Optical scanning device, image forming apparatus and optical scanning method
摘要:
An optical scanning device includes a light source, a coupling lens, an optical deflector, an aperture and a scanning image-forming optical system. The central wavelength of the light flux emitted by the light source is less than about 680 nm, and NAO, &kgr;, &bgr;0 satisfy &bgr;0/(NAO•&kgr;)
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