JP3827860B2 - 対物レンズ及び光ピックアップ装置 - Google Patents

対物レンズ及び光ピックアップ装置 Download PDF

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Publication number
JP3827860B2
JP3827860B2 JP10400998A JP10400998A JP3827860B2 JP 3827860 B2 JP3827860 B2 JP 3827860B2 JP 10400998 A JP10400998 A JP 10400998A JP 10400998 A JP10400998 A JP 10400998A JP 3827860 B2 JP3827860 B2 JP 3827860B2
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JP
Japan
Prior art keywords
objective lens
aberration
ring
light beam
dvd
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.)
Expired - Fee Related
Application number
JP10400998A
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English (en)
Japanese (ja)
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JPH11287948A5 (https=
JPH11287948A (ja
Inventor
克宏 小池
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.)
Pioneer Corp
Original Assignee
Pioneer Corp
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 Pioneer Corp filed Critical Pioneer Corp
Priority to JP10400998A priority Critical patent/JP3827860B2/ja
Priority to US09/280,719 priority patent/US6134055A/en
Publication of JPH11287948A publication Critical patent/JPH11287948A/ja
Publication of JPH11287948A5 publication Critical patent/JPH11287948A5/ja
Application granted granted Critical
Publication of JP3827860B2 publication Critical patent/JP3827860B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
    • 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
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1367—Stepped phase plates
    • 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)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
JP10400998A 1998-03-31 1998-03-31 対物レンズ及び光ピックアップ装置 Expired - Fee Related JP3827860B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP10400998A JP3827860B2 (ja) 1998-03-31 1998-03-31 対物レンズ及び光ピックアップ装置
US09/280,719 US6134055A (en) 1998-03-31 1999-03-30 Objective lens and optical pickup device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10400998A JP3827860B2 (ja) 1998-03-31 1998-03-31 対物レンズ及び光ピックアップ装置

Publications (3)

Publication Number Publication Date
JPH11287948A JPH11287948A (ja) 1999-10-19
JPH11287948A5 JPH11287948A5 (https=) 2005-04-07
JP3827860B2 true JP3827860B2 (ja) 2006-09-27

Family

ID=14369275

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10400998A Expired - Fee Related JP3827860B2 (ja) 1998-03-31 1998-03-31 対物レンズ及び光ピックアップ装置

Country Status (2)

Country Link
US (1) US6134055A (https=)
JP (1) JP3827860B2 (https=)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6449235B1 (en) * 1998-04-04 2002-09-10 Lg Electronics, Inc. Optical pick-up apparatus and optical recording/reproducing apparatus using the same
JP2000090477A (ja) * 1998-09-09 2000-03-31 Pioneer Electronic Corp 光ピックアップ、情報再生装置及び情報記録装置
JP2000260049A (ja) * 1999-03-08 2000-09-22 Asahi Optical Co Ltd 光ディスク装置の光学系
JP2000311379A (ja) 1999-04-23 2000-11-07 Asahi Optical Co Ltd 光ディスク装置
CA2341681A1 (en) * 1999-06-23 2000-12-28 Matsushita Electric Industrial Co., Ltd. Objective lens for optical disk, optical head device and optical information recording and reproducing apparatus using the same, and mold for molding lens, method for working the mold for molding lens, and profile measuring device for measuring profile of the mold for molding lens
JP3858523B2 (ja) * 1999-07-27 2006-12-13 株式会社日立製作所 対物レンズ
CN1221956C (zh) * 1999-11-18 2005-10-05 柯尼卡株式会社 光拾取装置及物镜
US6480344B1 (en) 1999-11-22 2002-11-12 Asahi Kogaku Kogyo Kabushiki Kaisha Objective lens for optical pick-up
JP2001229567A (ja) * 1999-12-10 2001-08-24 Konica Corp 対物レンズ及び光ピックアップ装置
US6781943B2 (en) * 1999-12-10 2004-08-24 Konica Corporation Objective lens and optical pick-up device for reproducing and/or recording of information
JP2003518637A (ja) * 1999-12-24 2003-06-10 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光学素子
US6594222B2 (en) 1999-12-28 2003-07-15 Pentax Corporation Objective lens for optical pick-up
KR100692160B1 (ko) 2000-03-31 2007-03-12 아사히 가라스 가부시키가이샤 대물렌즈 및 광학장치
JP4501304B2 (ja) * 2000-03-31 2010-07-14 旭硝子株式会社 対物レンズ及び光学装置
KR100694032B1 (ko) 2000-04-17 2007-03-12 삼성전자주식회사 대물렌즈장치 및 이를 적용한 광픽업 장치
JP4903300B2 (ja) * 2000-07-31 2012-03-28 旭硝子株式会社 光学装置
TW546488B (en) * 2000-09-27 2003-08-11 Pentax Corp Optical system for optical pickup head
JP4716239B2 (ja) * 2000-11-14 2011-07-06 コニカミノルタホールディングス株式会社 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
KR100896021B1 (ko) * 2001-04-05 2009-05-11 코닌클리케 필립스 일렉트로닉스 엔.브이. 광학주사장치
TWI237819B (en) * 2001-05-17 2005-08-11 Konica Corp Optical pick-up device and objective lens used therein
JP2004145906A (ja) * 2001-10-02 2004-05-20 Matsushita Electric Ind Co Ltd 光ヘッド装置及びそれを用いた光情報装置
CN100452194C (zh) * 2001-10-02 2009-01-14 松下电器产业株式会社 光读写头装置和使用该光读写头装置的光信息装置
JP2003248168A (ja) * 2001-12-21 2003-09-05 Konica Corp 光ピックアップ装置、および光学素子
TWI252935B (en) * 2001-12-21 2006-04-11 Konica Corp Optical pickup apparatus and optical element
US20060012880A1 (en) * 2002-05-02 2006-01-19 Law Benjamin P Optical device with refractive and diffractive properties
AU2003263605A1 (en) * 2002-09-30 2004-04-23 Konica Minolta Holdings, Inc. Optical element, objective optical element and optical pickup device
WO2004051636A2 (en) * 2002-12-04 2004-06-17 Koninklijke Philips Electronics N.V. Objective lens and scanning device using such an objective lens
JP4338534B2 (ja) * 2003-05-09 2009-10-07 パイオニア株式会社 光ピックアップ、光学部材及び情報再生装置
JP2005158089A (ja) * 2003-11-20 2005-06-16 Matsushita Electric Ind Co Ltd 光ディスク用の対物レンズとそれを用いた光ヘッド装置
JP4179148B2 (ja) * 2003-11-28 2008-11-12 日本ビクター株式会社 光ピックアップ装置
JP2005209299A (ja) * 2004-01-23 2005-08-04 Pioneer Electronic Corp 光ピックアップおよび記録再生装置
TWI393135B (zh) * 2005-04-21 2013-04-11 Hitachi Maxell Optical pickup lens and optical pickup device
JP2007305212A (ja) * 2006-05-10 2007-11-22 Mark:Kk 光ピックアップ用の集光光学系および光ピックアップ装置
JP2009170018A (ja) * 2008-01-15 2009-07-30 Sony Corp 対物レンズ、光ピックアップ及び対物レンズの設計方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210391A (en) * 1977-09-14 1980-07-01 Cohen Allen L Multifocal zone plate
US4340283A (en) * 1978-12-18 1982-07-20 Cohen Allen L Phase shift multifocal zone plate
US5017000A (en) * 1986-05-14 1991-05-21 Cohen Allen L Multifocals using phase shifting
US4936665A (en) * 1987-10-25 1990-06-26 Whitney Theodore R High resolution imagery systems and methods
AU622420B2 (en) * 1988-07-20 1992-04-09 Allen L. Cohen Multifocal optical device
US4995714A (en) * 1988-08-26 1991-02-26 Cohen Allen L Multifocal optical device with novel phase zone plate and method for making
US5117306A (en) * 1990-07-17 1992-05-26 Cohen Allen L Diffraction bifocal with adjusted chromaticity
DE4323971C2 (de) * 1992-07-16 2002-11-07 Asahi Optical Co Ltd Schreib-/Lesegerät für eine optische Speicherplatte
KR100234257B1 (ko) * 1995-08-30 1999-12-15 윤종용 대물렌즈 장치 및 안정된 포커스 서보 신호를 얻는방법 및 이를 적용한 광픽업 장치 및 두께가 다른 디스크를 판별하는 방법 및 두께가 다른 디스크로부터 정보를 재생하고 기록하는 방법
JP2806422B2 (ja) * 1996-01-19 1998-09-30 日本電気株式会社 光ディスク用集光レンズ
US5777803A (en) * 1996-02-23 1998-07-07 Industrial Technology Research Institute Objective lens for optical pick-up head of optical disk drive

Also Published As

Publication number Publication date
JPH11287948A (ja) 1999-10-19
US6134055A (en) 2000-10-17

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