发明授权
- 专利标题: Semiconductor laser light source device and optical pickup device
- 专利标题(中): 半导体激光光源装置和光学拾取装置
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申请号: US10926309申请日: 2004-08-26
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公开(公告)号: US07317677B2公开(公告)日: 2008-01-08
- 发明人: Yuichi Atarashi
- 申请人: Yuichi Atarashi
- 申请人地址: JP Tokyo
- 专利权人: Konica Minolta Opto, Inc.
- 当前专利权人: Konica Minolta Opto, Inc.
- 当前专利权人地址: JP Tokyo
- 代理机构: Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.
- 优先权: JP2003-308127 20030829
- 主分类号: G11B7/00
- IPC分类号: G11B7/00
摘要:
An semiconductor laser light source apparatus includes: a semiconductor laser oscillator for emitting a laser beam; and a lens for transmitting the laser beam emitted by the semiconductor laser oscillator, wherein the lens comprises a light transparent material in which microparticles are dispersed into a plastic resin and have a size of the transmitting laser beam wavelength or below.
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