JP2007294033A5 - - Google Patents

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Publication number
JP2007294033A5
JP2007294033A5 JP2006121995A JP2006121995A JP2007294033A5 JP 2007294033 A5 JP2007294033 A5 JP 2007294033A5 JP 2006121995 A JP2006121995 A JP 2006121995A JP 2006121995 A JP2006121995 A JP 2006121995A JP 2007294033 A5 JP2007294033 A5 JP 2007294033A5
Authority
JP
Japan
Prior art keywords
optical pickup
optical
pickup according
center
diffraction
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.)
Granted
Application number
JP2006121995A
Other languages
English (en)
Japanese (ja)
Other versions
JP4903484B2 (ja
JP2007294033A (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2006121995A external-priority patent/JP4903484B2/ja
Priority to JP2006121995A priority Critical patent/JP4903484B2/ja
Priority to EP07742339A priority patent/EP2011117B1/en
Priority to US12/297,385 priority patent/US8089848B2/en
Priority to PCT/JP2007/058904 priority patent/WO2007123250A1/en
Priority to CN2007800241646A priority patent/CN101479796B/zh
Priority to KR1020087025795A priority patent/KR101055342B1/ko
Publication of JP2007294033A publication Critical patent/JP2007294033A/ja
Publication of JP2007294033A5 publication Critical patent/JP2007294033A5/ja
Publication of JP4903484B2 publication Critical patent/JP4903484B2/ja
Application granted granted Critical
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2006121995A 2006-04-26 2006-04-26 光ピックアップおよび光情報処理装置 Expired - Fee Related JP4903484B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2006121995A JP4903484B2 (ja) 2006-04-26 2006-04-26 光ピックアップおよび光情報処理装置
CN2007800241646A CN101479796B (zh) 2006-04-26 2007-04-18 光拾取器与光学信息处理设备
US12/297,385 US8089848B2 (en) 2006-04-26 2007-04-18 Optical pickup and optical information processing apparatus
PCT/JP2007/058904 WO2007123250A1 (en) 2006-04-26 2007-04-18 Optical pickup and optical information processing apparatus
EP07742339A EP2011117B1 (en) 2006-04-26 2007-04-18 Optical pickup and optical information processing apparatus
KR1020087025795A KR101055342B1 (ko) 2006-04-26 2007-04-18 광 픽업 및 광학 정보 처리 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006121995A JP4903484B2 (ja) 2006-04-26 2006-04-26 光ピックアップおよび光情報処理装置

Publications (3)

Publication Number Publication Date
JP2007294033A JP2007294033A (ja) 2007-11-08
JP2007294033A5 true JP2007294033A5 (enExample) 2009-04-30
JP4903484B2 JP4903484B2 (ja) 2012-03-28

Family

ID=38764485

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006121995A Expired - Fee Related JP4903484B2 (ja) 2006-04-26 2006-04-26 光ピックアップおよび光情報処理装置

Country Status (1)

Country Link
JP (1) JP4903484B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8208361B2 (en) 2008-03-18 2012-06-26 Konica Minolta Opto, Inc. Objective lens and optical pickup apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7466642B2 (en) * 2002-04-18 2008-12-16 Panasonic Corporation Optical element, optical head, optical information recording/reproduction device, computer, video recording device, video reproduction device, server, and car navigation system
JP2004030724A (ja) * 2002-06-21 2004-01-29 Sharp Corp 光ピックアップ装置
CN1961365A (zh) * 2004-04-08 2007-05-09 柯尼卡美能达精密光学株式会社 多焦点物镜、光拾取装置以及光信息记录再生装置
JP4400326B2 (ja) * 2004-06-14 2010-01-20 コニカミノルタオプト株式会社 光ピックアップ光学系、光ピックアップ装置及び光ディスクドライブ装置
JP2006092671A (ja) * 2004-09-24 2006-04-06 Konica Minolta Opto Inc 光ピックアップ装置及び光ディスク用のドライブ装置
JP2006107558A (ja) * 2004-09-30 2006-04-20 Fujinon Corp 光記録媒体用対物光学系およびこれを用いた光ピックアップ装置

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