JP2005322357A - 光ピックアップ装置 - Google Patents

光ピックアップ装置 Download PDF

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Publication number
JP2005322357A
JP2005322357A JP2004141192A JP2004141192A JP2005322357A JP 2005322357 A JP2005322357 A JP 2005322357A JP 2004141192 A JP2004141192 A JP 2004141192A JP 2004141192 A JP2004141192 A JP 2004141192A JP 2005322357 A JP2005322357 A JP 2005322357A
Authority
JP
Japan
Prior art keywords
lens
positive power
lens group
optical pickup
pickup device
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.)
Withdrawn
Application number
JP2004141192A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005322357A5 (enExample
Inventor
Koichiro Nishikawa
幸一郎 西川
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP2004141192A priority Critical patent/JP2005322357A/ja
Priority to US11/108,693 priority patent/US20050254400A1/en
Priority to EP05252634A priority patent/EP1603128A3/en
Publication of JP2005322357A publication Critical patent/JP2005322357A/ja
Publication of JP2005322357A5 publication Critical patent/JP2005322357A5/ja
Withdrawn legal-status Critical Current

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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
    • G11B7/1372—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
    • G11B7/13925—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)
  • Lenses (AREA)
  • Optical Head (AREA)
JP2004141192A 2004-05-11 2004-05-11 光ピックアップ装置 Withdrawn JP2005322357A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004141192A JP2005322357A (ja) 2004-05-11 2004-05-11 光ピックアップ装置
US11/108,693 US20050254400A1 (en) 2004-05-11 2005-04-19 Optical pickup apparatus including optical system of chromatic aberration correction
EP05252634A EP1603128A3 (en) 2004-05-11 2005-04-27 Optical pickup apparatus including optical system of chromatic aberration correction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004141192A JP2005322357A (ja) 2004-05-11 2004-05-11 光ピックアップ装置

Publications (2)

Publication Number Publication Date
JP2005322357A true JP2005322357A (ja) 2005-11-17
JP2005322357A5 JP2005322357A5 (enExample) 2007-06-14

Family

ID=34941072

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004141192A Withdrawn JP2005322357A (ja) 2004-05-11 2004-05-11 光ピックアップ装置

Country Status (3)

Country Link
US (1) US20050254400A1 (enExample)
EP (1) EP1603128A3 (enExample)
JP (1) JP2005322357A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4642492B2 (ja) * 2005-01-28 2011-03-02 キヤノン株式会社 光学的情報記録再生装置
JP2007148110A (ja) * 2005-11-29 2007-06-14 Canon Inc 光情報記録再生装置
US7400567B2 (en) * 2005-11-29 2008-07-15 Canon Kabushiki Kaisha Optical information recording-reproduction apparatus
JP2007207381A (ja) * 2006-02-03 2007-08-16 Canon Inc 光学的情報記録再生装置
TWI490444B (zh) * 2009-01-23 2015-07-01 Univ Nat Taipei Technology 線型多波長共焦顯微方法與系統
US7864457B2 (en) * 2009-04-28 2011-01-04 Micron Technology, Inc. Achromatic lens structure, method of fabrication, and imaging devices and systems using the same
CN118131496B (zh) * 2024-04-16 2025-02-21 齐鲁中科光物理与工程技术研究院 一种用于光纤输出激光的波前校正的变焦准直镜头

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642883B1 (enExample) * 1989-02-09 1995-06-02 Asahi Optical Co Ltd
JPH0714242A (ja) * 1993-04-22 1995-01-17 Canon Inc ２ビーム光ヘッド
JPH0896387A (ja) * 1994-09-27 1996-04-12 Canon Inc 光学的情報記録再生装置
JPH10134400A (ja) * 1996-10-28 1998-05-22 Nec Corp 光ヘッド装置
JP2000131603A (ja) * 1998-10-22 2000-05-12 Sony Corp 光学ヘッド及び記録再生装置
EP1968054A3 (en) * 2000-05-12 2012-03-07 Konica Minolta Opto, Inc. Optical pick-up apparatus
JP2002140831A (ja) * 2000-11-02 2002-05-17 Sharp Corp 光ピックアップ装置
JP2003167187A (ja) * 2001-06-20 2003-06-13 Konica Corp 対物レンズ、光ピックアップ装置及び記録・再生装置
JP4373036B2 (ja) * 2001-08-31 2009-11-25 パイオニア株式会社 光ピックアップ
CN1292418C (zh) * 2002-03-04 2006-12-27 松下电器产业株式会社 光学头及使用该光学头的光学记录再现装置及像差校正法
JP2004152426A (ja) * 2002-10-31 2004-05-27 Pioneer Electronic Corp 収差補正装置、光ピックアップ及び収差補正方法

Also Published As

Publication number Publication date
EP1603128A3 (en) 2007-09-05
EP1603128A2 (en) 2005-12-07
US20050254400A1 (en) 2005-11-17

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