发明授权
US06744545B2 Optical scanning lens, optical scanning device and image forming apparatus
有权
光学扫描透镜，光学扫描装置和图像形成装置
- 专利标题： Optical scanning lens, optical scanning device and image forming apparatus
- 专利标题（中）： 光学扫描透镜，光学扫描装置和图像形成装置
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申请号： US10143013申请日： 2002-05-13
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公开(公告)号： US06744545B2公开(公告)日： 2004-06-01
- 发明人: Hiroyuki Suhara , Satoru Itoh , Tatsuya Ito , Takeshi Ueda , Yoshinori Hayashi , Magane Aoki , Kenichi Takanashi , Takao Yamaguchi , Taira Kouchiwa , Koji Hirakura , Seizo Suzuki
- 申请人： Hiroyuki Suhara , Satoru Itoh , Tatsuya Ito , Takeshi Ueda , Yoshinori Hayashi , Magane Aoki , Kenichi Takanashi , Takao Yamaguchi , Taira Kouchiwa , Koji Hirakura , Seizo Suzuki
- 优先权： JP11-163037 19990609
- 主分类号： G02B2608
- IPC分类号： G02B2608
摘要：
An optical scanning lens is used in a scanning and image forming optical system which gathers a light flux deflected by a light deflector in the vicinity of a surface to be scanned. The lens is formed by plastic molding of polyolefin resin, and the following condition is satisfied: 0