CN101271703A - 复合物镜以及光拾取装置 - Google Patents

复合物镜以及光拾取装置 Download PDF

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Publication number
CN101271703A
CN101271703A CNA2008100853780A CN200810085378A CN101271703A CN 101271703 A CN101271703 A CN 101271703A CN A2008100853780 A CNA2008100853780 A CN A2008100853780A CN 200810085378 A CN200810085378 A CN 200810085378A CN 101271703 A CN101271703 A CN 101271703A
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CN
China
Prior art keywords
objective lens
cast gate
complex objective
lens
objection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA2008100853780A
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English (en)
Chinese (zh)
Inventor
北川仁
小林肇
伊藤辉彦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Konica Minolta Opto Inc
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Konica Minolta Opto Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Konica Minolta Opto Inc filed Critical Konica Minolta Opto Inc
Publication of CN101271703A publication Critical patent/CN101271703A/zh
Pending legal-status Critical Current

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CNA2008100853780A 2007-03-19 2008-03-14 复合物镜以及光拾取装置 Pending CN101271703A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-070711 2007-03-19
JP2007070711A JP2008234738A (ja) 2007-03-19 2007-03-19 複合対物レンズ及び光ピックアップ装置

Publications (1)

Publication Number Publication Date
CN101271703A true CN101271703A (zh) 2008-09-24

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ID=39907351

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008100853780A Pending CN101271703A (zh) 2007-03-19 2008-03-14 复合物镜以及光拾取装置

Country Status (2)

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JP (1) JP2008234738A (ja)
CN (1) CN101271703A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108269591A (zh) * 2013-01-31 2018-07-10 甲骨文国际公司 具有跨越带路径横向布置的光拾取单元的光拾取组件

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101024094B1 (ko) * 2009-05-18 2011-03-22 (주)옵티스 블루레이용 광픽업장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108269591A (zh) * 2013-01-31 2018-07-10 甲骨文国际公司 具有跨越带路径横向布置的光拾取单元的光拾取组件
CN108269591B (zh) * 2013-01-31 2020-08-21 甲骨文国际公司 具有跨越带路径横向布置的光拾取单元的光拾取组件

Also Published As

Publication number Publication date
JP2008234738A (ja) 2008-10-02

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Open date: 20080924