发明申请
- 专利标题： Optical pickup apparatus, optical element for optical pickup apparatus and producing method of optical element
- 专利标题（中）： 光拾取装置，光拾取装置用光学元件及光学元件的制造方法
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申请号： US10884916申请日： 2004-07-07
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公开(公告)号： US20050063281A1公开(公告)日： 2005-03-24
- 发明人: Yuichi Atarashi , Kiyoshi Yamashita , Yasuo Taima
- 申请人： Yuichi Atarashi , Kiyoshi Yamashita , Yasuo Taima
- 专利权人： KONICA MINOLTA OPTO, INC.
- 当前专利权人： KONICA MINOLTA OPTO, INC.
- 优先权： JPJP2003-195956 20030711; JPJP2003-201779 20030725
- 主分类号： B29C45/00
- IPC分类号： B29C45/00 ; B29C45/26 ; G02B1/04 ; G02B5/18 ; G11B7/00 ; G11B7/125 ; G11B7/135
摘要：
The present invention relates to an optical element for an optical pickup device, wherein the optical element is produced by molding a resin material, in which inorganic particles having a diameter of not more than 30 nm are dispersed in a plastic resin, an optical pickup device using the optical element, and a producing method of the optical element.
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