NL1019266A1 - Optisch element. - Google Patents

Optisch element.

Info

Publication number
NL1019266A1
NL1019266A1 NL1019266A NL1019266A NL1019266A1 NL 1019266 A1 NL1019266 A1 NL 1019266A1 NL 1019266 A NL1019266 A NL 1019266A NL 1019266 A NL1019266 A NL 1019266A NL 1019266 A1 NL1019266 A1 NL 1019266A1
Authority
NL
Netherlands
Prior art keywords
optical element
optical
Prior art date
Application number
NL1019266A
Other languages
English (en)
Other versions
NL1019266C2 (nl
Inventor
Kazuya Kitamura
Yukio Kurata
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of NL1019266A1 publication Critical patent/NL1019266A1/nl
Application granted granted Critical
Publication of NL1019266C2 publication Critical patent/NL1019266C2/nl

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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
    • G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
    • G02B13/0035—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having three lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
    • G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
    • G02B13/004—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having four lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
    • G02B13/006—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element at least one element being a compound optical element, e.g. cemented elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
    • G02B13/0065—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element having a beam-folding prism or mirror
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/0068—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration having means for controlling the degree of correction, e.g. using phase modulators, movable elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
    • 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
    • G11B7/13927—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means during transducing, e.g. to correct for variation of the spherical aberration due to disc tilt or irregularities in the cover layer thickness

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
  • Optical Recording Or Reproduction (AREA)
NL1019266A 2000-11-02 2001-10-31 Optisch element. NL1019266C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000336761A JP2002140831A (ja) 2000-11-02 2000-11-02 光ピックアップ装置
JP2000336761 2000-11-02

Publications (2)

Publication Number Publication Date
NL1019266A1 true NL1019266A1 (nl) 2002-05-07
NL1019266C2 NL1019266C2 (nl) 2006-08-08

Family

ID=18812249

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1019266A NL1019266C2 (nl) 2000-11-02 2001-10-31 Optisch element.

Country Status (4)

Country Link
US (1) US7038995B2 (nl)
JP (1) JP2002140831A (nl)
KR (1) KR100439134B1 (nl)
NL (1) NL1019266C2 (nl)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3861586B2 (ja) * 2000-11-06 2006-12-20 ソニー株式会社 光学ピックアップ装置及び記録再生装置
KR20030023751A (ko) * 2001-06-25 2003-03-19 소니 가부시끼 가이샤 광픽업용 대물렌즈 및 이 대물렌즈를 이용한 광픽업
JP2003156682A (ja) * 2001-11-21 2003-05-30 Konica Corp 光ピックアップ装置の対物レンズ及び光ピックアップ装置
JP3815340B2 (ja) * 2002-02-04 2006-08-30 日本電気株式会社 光ディスク装置および光ディスク装置のチルト補償方法
US20040130989A1 (en) * 2002-02-06 2004-07-08 Gakuji Hashimoto Optical head device using aberration correction device and disk drive unit
JP3716805B2 (ja) * 2002-03-18 2005-11-16 日本ビクター株式会社 光ピックアップ装置
JP4513946B2 (ja) * 2002-10-31 2010-07-28 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光学系、光ピックアップ装置及び光情報記録再生装置
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。
JP2005108321A (ja) * 2003-09-30 2005-04-21 Konica Minolta Opto Inc 光ピックアップ装置及び光情報記録再生装置
US7379398B2 (en) * 2003-12-08 2008-05-27 Matsushita Electric Industrial Co., Ltd. Optical disc apparatus, an optical disc method, and a semiconductor integrated circuit capable of adjusting a focus position of a light beam and a spherical aberration
WO2005101393A1 (ja) * 2004-04-13 2005-10-27 Konica Minolta Opto, Inc. 光ピックアップ装置用の対物光学系、光ピックアップ装置、光情報記録媒体のドライブ装置、集光レンズ、及び光路合成素子
JP2005322357A (ja) * 2004-05-11 2005-11-17 Canon Inc 光ピックアップ装置
CN101027722B (zh) 2004-07-23 2011-08-10 松下电器产业株式会社 光盘设备
JP4522829B2 (ja) 2004-11-22 2010-08-11 株式会社リコー 光ピックアップ及び補正用収差発生方法とこれを用いた光情報処理装置
KR100624454B1 (ko) * 2004-12-23 2006-09-18 삼성전기주식회사 하이브리드 렌즈 다이 및 하이브리드 렌즈 어레이
JP4547292B2 (ja) * 2005-04-04 2010-09-22 株式会社リコー 光ピックアップおよび光情報処理装置
JP4521352B2 (ja) 2005-10-28 2010-08-11 株式会社日立メディアエレクトロニクス 光ピックアップおよび光ディスク装置
US7545725B2 (en) * 2005-12-06 2009-06-09 Daxon Technology Inc. Optical reading apparatus capable of correcting aberration
JP2009522712A (ja) * 2006-01-10 2009-06-11 エルジー エレクトロニクス インコーポレーテッド 記録再生装置と記録媒体
US20080043596A1 (en) * 2006-08-21 2008-02-21 Kazutaka Noguchi Objective lens and optical pickup apparatus
KR100833242B1 (ko) * 2006-09-27 2008-05-28 삼성전자주식회사 고개구수를 가지는 대물렌즈 및 이를 채용한 광픽업장치
JP2009170074A (ja) * 2007-09-20 2009-07-30 Panasonic Corp 光ピックアップ光学系、これを用いた光ピックアップ装置
CN101765883B (zh) 2007-10-10 2011-12-14 松下电器产业株式会社 光拾取装置及准直透镜
JP4803235B2 (ja) * 2008-10-08 2011-10-26 船井電機株式会社 光ピックアップ装置
JP5282707B2 (ja) * 2009-09-18 2013-09-04 ソニー株式会社 対物レンズ、対物レンズの設計方法、光ピックアップ及び光情報記録再生装置
JP2011118997A (ja) * 2009-12-04 2011-06-16 Sony Corp ピックアップ装置、光記録再生装置及び記録再生方法
JP5563889B2 (ja) * 2010-05-12 2014-07-30 Ｈｏｙａ株式会社 対物レンズの傾き角調整方法、及び光情報記録再生装置
US9483617B2 (en) * 2014-04-08 2016-11-01 Seoul National University R&Db Foundation System and method for evaluating laser treatment

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4772123A (en) * 1986-11-24 1988-09-20 American Telephone And Telegraph Company, At&T Bell Laboratories Alignment of optical components
JP2749107B2 (ja) * 1989-03-20 1998-05-13 株式会社日立製作所 光ヘッド
US5838646A (en) * 1991-09-11 1998-11-17 Sony Corporation Optical disk having a protective layer of specified thickness relative to the numerical aperture of the objective lens
JPH06324281A (ja) 1993-05-10 1994-11-25 Ricoh Co Ltd 光ピックアップ装置
JPH07140381A (ja) 1993-11-18 1995-06-02 Sony Corp コマ収差補正方法
JPH07151963A (ja) 1993-11-30 1995-06-16 Sony Corp コマ収差補正装置
JP2776243B2 (ja) 1994-03-25 1998-07-16 日本ビクター株式会社 光ピックアップ装置
US5742441A (en) * 1995-04-07 1998-04-21 Discovision Associates Method and apparatus for aligning an objective lens
JP4006032B2 (ja) * 1995-12-28 2007-11-14 株式会社日立製作所 対物レンズおよび光ヘッド
JPH09311271A (ja) 1996-05-20 1997-12-02 ソニー株式会社 対物レンズ及び光学ピックアップ装置
JP3529556B2 (ja) * 1996-07-18 2004-05-24 パイオニア株式会社 光ピックアップにおけるコマ収差補正方法及び装置
JP3704833B2 (ja) 1996-09-26 2005-10-12 ソニー株式会社 対物レンズ及び記録再生装置
JP3932578B2 (ja) 1996-10-24 2007-06-20 ソニー株式会社 対物レンズ及び光学ピックアップ装置
JP3787925B2 (ja) 1996-11-14 2006-06-21 ソニー株式会社 対物レンズ装置及び記録再生装置
JPH10199015A (ja) * 1996-12-27 1998-07-31 Fujitsu Ltd 光学ヘッドの実装装置及び実装方法及び光学ヘッド
JP3538520B2 (ja) * 1997-04-16 2004-06-14 パイオニア株式会社 収差補正用液晶パネル、光ピックアップ及び情報再生装置
JPH1125490A (ja) 1997-06-30 1999-01-29 Toshiba Corp 光ディスクおよび光ディスク装置
JPH11259893A (ja) 1998-01-09 1999-09-24 Sony Corp 光学ヘッド、記録及び／又は再生装置並びに記録及び／又は再生方法、並びに厚み検出方法
EP0984440A3 (en) * 1998-09-04 2000-05-24 Matsushita Electric Industrial Co., Ltd. Aberration detection device and optical information recording and reproducing apparatus
JP2000090463A (ja) 1998-09-11 2000-03-31 Toshiba Corp 光学的記録再生装置
JP2000131603A (ja) * 1998-10-22 2000-05-12 Sony Corp 光学ヘッド及び記録再生装置
JP2000131508A (ja) 1998-10-26 2000-05-12 Sony Corp 対物レンズ及びその製造方法
JP3666632B2 (ja) * 1998-12-11 2005-06-29 パイオニア株式会社 収差補正装置及びこれを用いた光ピックアップ装置

Also Published As

Publication number Publication date
KR20020034955A (ko) 2002-05-09
US20020097504A1 (en) 2002-07-25
KR100439134B1 (ko) 2004-07-05
JP2002140831A (ja) 2002-05-17
NL1019266C2 (nl) 2006-08-08
US7038995B2 (en) 2006-05-02

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Legal Events

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AD1A A request for search or an international type search has been filed
RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20060606

PD2B A search report has been drawn up
VD1 Lapsed due to non-payment of the annual fee

Effective date: 20080501

V1 Lapsed because of non-payment of the annual fee

Effective date: 20130501