CN102201248B - 光学信息记录/再现装置及其物镜 - Google Patents

光学信息记录/再现装置及其物镜 Download PDF

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Publication number
CN102201248B
CN102201248B CN201110071767.XA CN201110071767A CN102201248B CN 102201248 B CN102201248 B CN 102201248B CN 201110071767 A CN201110071767 A CN 201110071767A CN 102201248 B CN102201248 B CN 102201248B
Authority
CN
China
Prior art keywords
objective lens
optical
light beam
region
optical disc
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
CN201110071767.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN102201248A (zh
Inventor
井上智
竹内修一
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
Hoya 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 Hoya Corp filed Critical Hoya Corp
Publication of CN102201248A publication Critical patent/CN102201248A/zh
Application granted granted Critical
Publication of CN102201248B publication Critical patent/CN102201248B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • 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
    • 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
    • G11B7/1372—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)
CN201110071767.XA 2010-03-24 2011-03-24 光学信息记录/再现装置及其物镜 Expired - Fee Related CN102201248B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010-068688 2010-03-24
JP2010068688A JP5300769B2 (ja) 2010-03-24 2010-03-24 光情報記録再生装置用対物レンズ、及び光情報記録再生装置

Publications (2)

Publication Number Publication Date
CN102201248A CN102201248A (zh) 2011-09-28
CN102201248B true CN102201248B (zh) 2015-04-08

Family

ID=44656377

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110071767.XA Expired - Fee Related CN102201248B (zh) 2010-03-24 2011-03-24 光学信息记录/再现装置及其物镜

Country Status (4)

Country Link
US (1) US8270279B2 (enExample)
JP (1) JP5300769B2 (enExample)
KR (1) KR101385149B1 (enExample)
CN (1) CN102201248B (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1896773A (zh) * 2005-07-12 2007-01-17 宾得株式会社 光盘驱动器及其物镜
CN101458940A (zh) * 2007-12-12 2009-06-17 Hoya株式会社 物镜和具有该物镜的光学信息记录/再现装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3689266B2 (ja) 1998-06-26 2005-08-31 ペンタックス株式会社 光ヘッド用対物レンズ
CN1214376C (zh) * 1998-06-26 2005-08-10 宾得株式会社 光学拾像装置的物镜
JP2001216674A (ja) * 1999-11-22 2001-08-10 Asahi Optical Co Ltd 光ヘッド用対物レンズ
JP4131366B2 (ja) * 2000-10-30 2008-08-13 コニカミノルタホールディングス株式会社 対物レンズ、光ピックアップ装置及び記録・再生装置
US7408866B2 (en) * 2003-02-14 2008-08-05 Konica Minolta Holdings, Inc. Objective lens for optical pickup apparatus, optical pickup apparatus and optical information recording reproducing apparatus
JP4433818B2 (ja) 2003-02-14 2010-03-17 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、光ピックアップ装置及び光情報記録再生装置
EP1471514A3 (en) * 2003-04-22 2006-10-04 Konica Minolta Opto, Inc. Optical pickup device, optical information recording and reproducing apparatus, expander lens, coupling lens and chromatic aberration correcting optical element
JP2004326862A (ja) 2003-04-22 2004-11-18 Konica Minolta Opto Inc 光ピックアップ装置用の回折光学素子、光ピックアップ装置及び光情報記録再生装置
EP1855274A4 (en) * 2005-02-10 2008-12-10 Konica Minolta Opto Inc OBJECTIVE LENS, OPTICAL REMOVAL DEVICE AND DEVICE FOR RECORDING / PLAYING OPTICAL INFORMATION
JP4850013B2 (ja) * 2005-09-28 2012-01-11 Ｈｏｙａ株式会社 光情報記録再生装置および光情報記録再生装置用対物レンズ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1896773A (zh) * 2005-07-12 2007-01-17 宾得株式会社 光盘驱动器及其物镜
CN101458940A (zh) * 2007-12-12 2009-06-17 Hoya株式会社 物镜和具有该物镜的光学信息记录/再现装置

Also Published As

Publication number Publication date
JP2011204301A (ja) 2011-10-13
KR101385149B1 (ko) 2014-04-14
US8270279B2 (en) 2012-09-18
CN102201248A (zh) 2011-09-28
KR20110107300A (ko) 2011-09-30
US20110235496A1 (en) 2011-09-29
JP5300769B2 (ja) 2013-09-25

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160217

Address after: Tokyo, Japan, Japan

Patentee after: Konica Minolta Opto, Inc.

Address before: Japan's Tokyo Shinjuku fell 2 chome 7 times 5

Patentee before: HOYA Corporation

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150408

Termination date: 20170324

CF01 Termination of patent right due to non-payment of annual fee