发明授权
- 专利标题: Optical scanning device, image forming apparatus and optical scanning method
- 专利标题(中): 光学扫描装置,成像装置和光学扫描方法
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申请号: US09469955申请日: 1999-12-21
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公开(公告)号: US06233081B1公开(公告)日: 2001-05-15
- 发明人: Seizo Suzuki , Taira Kouchiwa , Kenichi Takanashi
- 申请人: Seizo Suzuki , Taira Kouchiwa , Kenichi Takanashi
- 优先权: JP10-366921 19981224
- 主分类号: G02B2608
- IPC分类号: G02B2608
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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