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WO2008136242A1 - 光ピックアップ装置及び対物光学素子 - Google Patents

光ピックアップ装置及び対物光学素子 Download PDF

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Publication number
WO2008136242A1
WO2008136242A1 PCT/JP2008/056932 JP2008056932W WO2008136242A1 WO 2008136242 A1 WO2008136242 A1 WO 2008136242A1 JP 2008056932 W JP2008056932 W JP 2008056932W WO 2008136242 A1 WO2008136242 A1 WO 2008136242A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical
surrounding
pickup device
central
optical element
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.)
Ceased
Application number
PCT/JP2008/056932
Other languages
English (en)
French (fr)
Inventor
Kentarou Nakamura
Tohru Kimura
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
Original Assignee
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
Priority to US12/597,160 priority Critical patent/US8477587B2/en
Priority to CN2008800133078A priority patent/CN101669171B/zh
Priority to EP08740035A priority patent/EP2144238A4/en
Priority to JP2009512906A priority patent/JP4736071B2/ja
Publication of WO2008136242A1 publication Critical patent/WO2008136242A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13922—Means for controlling the beam wavefront, e.g. for correction of aberration passive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)

Abstract

　コンパクトでありながら、異なる種類の光情報記録媒体に対して良好に情報の記録及び／又は再生を行える光ピックアップ装置、及びそれに用いる対物光学素子を提供するために、対物光学素子の光学機能面は、光軸を含む中央領域と、該中央領域を囲む周辺領域との少なくとも２つの領域を有し、中央領域の光路差付与構造は、段差で区切られた輪帯状の構造である第１中央基礎構造と、第２中央基礎構造とを重ね合わせた構造とし、周辺領域の光路差付与構造は、段差で区切られた輪帯状の構造である第１周辺基礎構造と、第２周辺基礎構造とを重ね合わせた構造とする。
PCT/JP2008/056932 2007-04-27 2008-04-08 光ピックアップ装置及び対物光学素子 Ceased WO2008136242A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US12/597,160 US8477587B2 (en) 2007-04-27 2008-04-08 Optical pickup device and objective optical element
CN2008800133078A CN101669171B (zh) 2007-04-27 2008-04-08 光拾取装置以及物镜光学元件
EP08740035A EP2144238A4 (en) 2007-04-27 2008-04-08 OPTICAL PICKUP ARRANGEMENT AND OPTICAL LENS ELEMENT
JP2009512906A JP4736071B2 (ja) 2007-04-27 2008-04-08 光ピックアップ装置及び対物光学素子

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-118063 2007-04-27
JP2007118063 2007-04-27

Publications (1)

Publication Number Publication Date
WO2008136242A1 true WO2008136242A1 (ja) 2008-11-13

Family

ID=39943359

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/056932 Ceased WO2008136242A1 (ja) 2007-04-27 2008-04-08 光ピックアップ装置及び対物光学素子

Country Status (5)

Country Link
US (1) US8477587B2 (ja)
EP (2) EP2144238A4 (ja)
JP (2) JP5071883B2 (ja)
CN (1) CN101669171B (ja)
WO (1) WO2008136242A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101882447A (zh) * 2009-05-07 2010-11-10 柯尼卡美能达精密光学株式会社 物镜、光拾取装置及光信息记录再生装置
WO2013121615A1 (ja) * 2012-02-15 2013-08-22 コニカミノルタ株式会社 光ピックアップ装置用の対物レンズ及び光ピックアップ装置

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201110584A (en) * 2009-09-07 2011-03-16 Micro Star Int Co Ltd Transmission module and electronic system utilizing the same
JP2011096350A (ja) 2009-09-29 2011-05-12 Konica Minolta Opto Inc 光ピックアップ装置用の対物レンズ、光ピックアップ装置及び光情報記録再生装置
JP2013149303A (ja) * 2010-04-28 2013-08-01 Konica Minolta Advanced Layers Inc 光ピックアップ装置用の対物レンズ、光ピックアップ装置及び光情報記録再生装置
WO2012043506A1 (ja) * 2010-09-29 2012-04-05 コニカミノルタオプト株式会社 光ピックアップ装置用の対物レンズ及び光ピックアップ装置
CN103210446B (zh) * 2010-10-22 2015-09-16 柯尼卡美能达株式会社 光拾取装置用的物镜以及光拾取装置
JP6048756B2 (ja) * 2011-10-21 2016-12-27 パナソニックＩｐマネジメント株式会社 対物レンズ、光学ヘッド、光ディスク装置及び情報処理装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004247025A (ja) * 2002-12-18 2004-09-02 Konica Minolta Holdings Inc 光ピックアップ装置及び光学素子
JP2005038585A (ja) * 2003-06-30 2005-02-10 Konica Minolta Opto Inc 光ピックアップ装置、集光光学系及び光学素子
JP2005209321A (ja) * 2003-06-18 2005-08-04 Konica Minolta Opto Inc 光ピックアップ装置用の光学素子、光ピックアップ装置用の収差補正素子、光ピックアップ装置用の集光素子、対物光学系、光ピックアップ装置、及び光情報記録再生装置
JP2006185576A (ja) 2004-12-01 2006-07-13 Pentax Corp 光学素子の設計方法および光情報記録再生装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000000964A1 (en) * 1998-06-26 2000-01-06 Asahi Kogaku Kogyo Kabushiki Kaisha Objective lens for optical pick-up
JP2001296471A (ja) * 2000-04-14 2001-10-26 Asahi Optical Co Ltd 光ヘッド用対物レンズ
US7239598B2 (en) * 2003-06-17 2007-07-03 Pentax Corporation Objective lens for optical pick-up
JP4341416B2 (ja) * 2004-01-30 2009-10-07 コニカミノルタオプト株式会社 回折光学素子及び光ピックアップ装置
DE602005018801D1 (de) 2004-10-08 2010-02-25 Pioneer Corp Optisches brechungselement, objektivlinsenmodul, optischer abnehmer, und optische informaitonsaufzeichnungs-/-wiedergabevorrichtung
TWI404060B (zh) * 2004-12-01 2013-08-01 Hoya Corp 光學元件之設計方法、光學系統、光碟機之光學裝置、物鏡及光碟機
JP4443501B2 (ja) * 2005-04-12 2010-03-31 Ｈｏｙａ株式会社 光情報記録再生装置用対物レンズ
US7742370B2 (en) 2005-05-23 2010-06-22 Hoya Corporation Objective lens and optical information read/write device
CN1896773B (zh) * 2005-07-12 2010-10-06 Hoya株式会社 光盘驱动器及其物镜

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004247025A (ja) * 2002-12-18 2004-09-02 Konica Minolta Holdings Inc 光ピックアップ装置及び光学素子
JP2005209321A (ja) * 2003-06-18 2005-08-04 Konica Minolta Opto Inc 光ピックアップ装置用の光学素子、光ピックアップ装置用の収差補正素子、光ピックアップ装置用の集光素子、対物光学系、光ピックアップ装置、及び光情報記録再生装置
JP2005038585A (ja) * 2003-06-30 2005-02-10 Konica Minolta Opto Inc 光ピックアップ装置、集光光学系及び光学素子
JP2006185576A (ja) 2004-12-01 2006-07-13 Pentax Corp 光学素子の設計方法および光情報記録再生装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2144238A4

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101882447A (zh) * 2009-05-07 2010-11-10 柯尼卡美能达精密光学株式会社 物镜、光拾取装置及光信息记录再生装置
WO2010128654A1 (ja) * 2009-05-07 2010-11-11 コニカミノルタオプト株式会社 対物レンズ、光ピックアップ装置及び光情報記録再生装置
WO2010128653A1 (ja) * 2009-05-07 2010-11-11 コニカミノルタオプト株式会社 対物レンズ、光ピックアップ装置及び光情報記録再生装置
CN101901607A (zh) * 2009-05-07 2010-12-01 柯尼卡美能达精密光学株式会社 物镜、光拾取装置及光信息记录再生装置
JP4636213B2 (ja) * 2009-05-07 2011-02-23 コニカミノルタオプト株式会社 対物レンズ、光ピックアップ装置及び光情報記録再生装置
JP2012169038A (ja) * 2009-05-07 2012-09-06 Konica Minolta Advanced Layers Inc 対物レンズ、光ピックアップ装置及び光情報記録再生装置
JP5062365B2 (ja) * 2009-05-07 2012-10-31 コニカミノルタアドバンストレイヤー株式会社 対物レンズ、光ピックアップ装置及び光情報記録再生装置
CN101901607B (zh) * 2009-05-07 2014-09-10 柯尼卡美能达精密光学株式会社 物镜、光拾取装置及光信息记录再生装置
CN101882447B (zh) * 2009-05-07 2015-04-01 柯尼卡美能达精密光学株式会社 物镜、光拾取装置及光信息记录再生装置
WO2013121615A1 (ja) * 2012-02-15 2013-08-22 コニカミノルタ株式会社 光ピックアップ装置用の対物レンズ及び光ピックアップ装置

Also Published As

Publication number Publication date
CN101669171B (zh) 2011-09-14
JPWO2008136242A1 (ja) 2010-07-29
JP5071883B2 (ja) 2012-11-14
EP2144238A1 (en) 2010-01-13
EP2144238A4 (en) 2010-10-27
EP2346042A1 (en) 2011-07-20
CN101669171A (zh) 2010-03-10
US8477587B2 (en) 2013-07-02
JP4736071B2 (ja) 2011-07-27
JP2008293630A (ja) 2008-12-04
US20100124159A1 (en) 2010-05-20

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