DE60237188D1 - Optische Kopfanordnung und Optisches Gerät zur Verwendung derselben - Google Patents

Optische Kopfanordnung und Optisches Gerät zur Verwendung derselben

Info

Publication number
DE60237188D1
DE60237188D1 DE60237188T DE60237188T DE60237188D1 DE 60237188 D1 DE60237188 D1 DE 60237188D1 DE 60237188 T DE60237188 T DE 60237188T DE 60237188 T DE60237188 T DE 60237188T DE 60237188 D1 DE60237188 D1 DE 60237188D1
Authority
DE
Germany
Prior art keywords
optical
same
head assembly
optical device
optical head
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 - Lifetime
Application number
DE60237188T
Other languages
English (en)
Inventor
Seiji Nishino
Hidenori Wada
Yoshiaki Komma
Sadao Mizuno
Keiichi Matsuzaki
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.)
Panasonic Corp
Original Assignee
Panasonic 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 Panasonic Corp filed Critical Panasonic Corp
Application granted granted Critical
Publication of DE60237188D1 publication Critical patent/DE60237188D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/1398—Means for shaping the cross-section of the beam, e.g. into circular or elliptical cross-section
    • 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
    • G11B7/1365—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
    • 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
    • G11B7/1378—Separate aberration correction lenses; Cylindrical lenses to generate astigmatism; Beam expanders
    • 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
    • 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
    • G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
DE60237188T 2001-10-02 2002-10-02 Optische Kopfanordnung und Optisches Gerät zur Verwendung derselben Expired - Lifetime DE60237188D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001306119 2001-10-02
JP2002247747 2002-08-27
JP2002274085A JP2004145906A (ja) 2001-10-02 2002-09-19 光ヘッド装置及びそれを用いた光情報装置

Publications (1)

Publication Number Publication Date
DE60237188D1 true DE60237188D1 (de) 2010-09-16

Family

ID=27347643

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60237188T Expired - Lifetime DE60237188D1 (de) 2001-10-02 2002-10-02 Optische Kopfanordnung und Optisches Gerät zur Verwendung derselben

Country Status (5)

Country Link
US (3) US7110342B2 (de)
EP (2) EP2244258B1 (de)
JP (1) JP2004145906A (de)
CN (1) CN1244922C (de)
DE (1) DE60237188D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003215310A (ja) * 2001-11-15 2003-07-30 Konica Corp 光学レンズ及び光情報記録再生装置
US7085219B2 (en) * 2003-05-23 2006-08-01 Konica Opto Corporation Optical lens and optical information recording and reproducing apparatus
JP4349853B2 (ja) * 2003-06-30 2009-10-21 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 光学系、光ピックアップ装置、及び音声及び／又は画像の記録装置、及び／又は、音声及び／又は画像の再生装置。
JP2005031361A (ja) * 2003-07-11 2005-02-03 Konica Minolta Opto Inc 光学レンズ及び情報記録再生装置
WO2005076263A1 (en) * 2004-02-05 2005-08-18 Arima Devices Corporation Optical device for recording and reproducing
JP4363251B2 (ja) * 2004-05-14 2009-11-11 ソニー株式会社 光ピックアップおよび光ディスク装置
KR100651326B1 (ko) * 2004-11-05 2006-11-29 삼성전기주식회사 색수차 보정 광학계 및 그것을 이용한 광픽업장치
KR100680171B1 (ko) * 2005-01-25 2007-02-08 삼성전자주식회사 호환형 광픽업
JP2006331605A (ja) * 2005-05-30 2006-12-07 Canon Inc 光学的情報記録再生装置
US20080253261A1 (en) * 2005-09-19 2008-10-16 Arima Devices Corporation Optical Pickup Having Aberration Correction
JP2007115345A (ja) * 2005-10-20 2007-05-10 Sharp Corp 光ピックアップ装置
JP2007293979A (ja) * 2006-04-24 2007-11-08 Sony Corp ソリッドイマージョンレンズとこれを用いた集光レンズ、光学ピックアップ装置及び光記録再生装置
JP2008165908A (ja) * 2006-12-28 2008-07-17 Matsushita Electric Ind Co Ltd 対物レンズおよび光ピックアップ装置
JP5025349B2 (ja) * 2007-06-25 2012-09-12 三洋電機株式会社 光ピックアップ装置
US7898929B2 (en) * 2007-07-20 2011-03-01 Sanyo Electric Co., Ltd. Objective lens, and method of manufacturing the same and optical pickup apparatus
US8797834B2 (en) 2010-06-21 2014-08-05 Panasonic Corporation Objective lens, optical head, optical disk device, and information processing device
JP5799686B2 (ja) * 2011-09-07 2015-10-28 ソニー株式会社 対物レンズ、光ピックアップ装置、及び光ディスク装置
KR101392072B1 (ko) 2012-05-22 2014-05-07 액츠 주식회사 광선 조사기
JP6566618B2 (ja) * 2014-09-12 2019-08-28 キヤノン株式会社 金型の製造方法、光学部材の製造方法、および光学機器の製造方法
US9915819B2 (en) * 2015-06-02 2018-03-13 The Johns Hopkins University Fiber-optic methods and devices enabling multiphoton imaging with improved signal to-noise ratio
JP6996089B2 (ja) 2017-02-24 2022-02-04 株式会社ニコン 回折光学素子、光学系および光学機器
CN114637112A (zh) 2020-12-16 2022-06-17 三星电子株式会社 用于提供3d增强现实的增强现实装置及其操作方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5629799A (en) * 1992-07-16 1997-05-13 Asahi Kogaku Kogyo Kabushiki Kaisha Chromatic aberration correcting element and its application
EP1120779B1 (de) * 1992-08-07 2003-02-26 Matsushita Electric Industrial Co., Ltd. Optisches Speichergerät
JP2532818B2 (ja) 1993-02-01 1996-09-11 松下電器産業株式会社 対物レンズおよび光ヘッド装置
JP3203121B2 (ja) 1994-03-18 2001-08-27 三洋電機株式会社 光学ヘッド
KR0141159B1 (ko) * 1995-04-17 1998-07-01 김광호 통화중계 및 주택 경비를 위한 집단주택 제어장치
US5754512A (en) * 1995-05-30 1998-05-19 Matsushita Electric Industrial Co., Ltd. Correction elements to lower light intensity around an optical axis of an optical head with a plurality of focal points
US5717674A (en) * 1995-06-30 1998-02-10 Sanyo Electrics Co., Ltd. Three-beam generating diffraction grating, transmission type holographic optical element and optical pickup apparatus using the same
JP3476989B2 (ja) * 1995-08-04 2003-12-10 パイオニア株式会社 光ピックアップ
JP3474346B2 (ja) * 1996-01-31 2003-12-08 パイオニア株式会社 多焦点レンズ、多焦点光ピックアップ及び光学式情報再生装置
US5734502A (en) * 1996-02-07 1998-03-31 Lexitek, Inc. Achromatic diffractive optic
US6014360A (en) * 1996-03-18 2000-01-11 Seiko Epson Corporation Optical recording medium having a track pitch less than the wavelength of a laser beam
JP3827860B2 (ja) * 1998-03-31 2006-09-27 パイオニア株式会社 対物レンズ及び光ピックアップ装置
JP3976457B2 (ja) 1998-10-28 2007-09-19 松下電器産業株式会社 光学ヘッド
JP3710960B2 (ja) 1999-06-22 2005-10-26 シャープ株式会社 光ピックアップ装置及び光記録媒体

Also Published As

Publication number Publication date
US20060233071A1 (en) 2006-10-19
US7330419B2 (en) 2008-02-12
EP2244258B1 (de) 2011-12-21
EP1300838A3 (de) 2004-08-18
EP2244258A2 (de) 2010-10-27
JP2004145906A (ja) 2004-05-20
CN1409309A (zh) 2003-04-09
EP1300838B1 (de) 2010-08-04
US7110342B2 (en) 2006-09-19
US20060215505A1 (en) 2006-09-28
EP1300838B8 (de) 2010-12-22
US7480227B2 (en) 2009-01-20
US20030095492A1 (en) 2003-05-22
CN1244922C (zh) 2006-03-08
EP1300838A2 (de) 2003-04-09
EP2244258A3 (de) 2011-01-26

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