KR101385149B1 - 광정보 기록 재생 장치 및 광정보 기록 재생 장치용 대물 렌즈 - Google Patents

광정보 기록 재생 장치 및 광정보 기록 재생 장치용 대물 렌즈 Download PDF

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KR101385149B1
KR101385149B1 KR1020110026418A KR20110026418A KR101385149B1 KR 101385149 B1 KR101385149 B1 KR 101385149B1 KR 1020110026418 A KR1020110026418 A KR 1020110026418A KR 20110026418 A KR20110026418 A KR 20110026418A KR 101385149 B1 KR101385149 B1 KR 101385149B1
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South Korea
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optical
objective lens
light flux
diffraction
order
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English (en)
Korean (ko)
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KR20110107300A (ko
Inventor
사토시 이노우에
슈이치 타케우치
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호야 가부시키가이샤
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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
    • G11B7/1353—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

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
KR1020110026418A 2010-03-24 2011-03-24 광정보 기록 재생 장치 및 광정보 기록 재생 장치용 대물 렌즈 Expired - Fee Related KR101385149B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2010-068688 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
KR20110107300A KR20110107300A (ko) 2011-09-30
KR101385149B1 true KR101385149B1 (ko) 2014-04-14

Family

ID=44656377

Family Applications (1)

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KR1020110026418A Expired - Fee Related KR101385149B1 (ko) 2010-03-24 2011-03-24 광정보 기록 재생 장치 및 광정보 기록 재생 장치용 대물 렌즈

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
KR20040073977A (ko) * 2003-02-14 2004-08-21 코니카 미노루따 호르딩구스 가부시끼가이샤 광 픽업 장치용 대물 렌즈, 광 픽업 장치 및 광 정보 기록재생 장치
KR20040091553A (ko) * 2003-04-22 2004-10-28 코니카 미놀타 옵토 인코포레이티드 광 픽업 장치, 광 정보 기록 재생 장치, 익스팬더 렌즈,커플링 렌즈 및 색수차 보정용 광학 소자

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
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
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
CN1896773B (zh) * 2005-07-12 2010-10-06 Hoya株式会社 光盘驱动器及其物镜
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
JP5199655B2 (ja) * 2007-12-12 2013-05-15 Ｈｏｙａ株式会社 光情報記録再生装置用対物レンズおよび光情報記録再生装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040073977A (ko) * 2003-02-14 2004-08-21 코니카 미노루따 호르딩구스 가부시끼가이샤 광 픽업 장치용 대물 렌즈, 광 픽업 장치 및 광 정보 기록재생 장치
KR20040091553A (ko) * 2003-04-22 2004-10-28 코니카 미놀타 옵토 인코포레이티드 광 픽업 장치, 광 정보 기록 재생 장치, 익스팬더 렌즈,커플링 렌즈 및 색수차 보정용 광학 소자

Also Published As

Publication number Publication date
CN102201248B (zh) 2015-04-08
JP2011204301A (ja) 2011-10-13
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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