JP2006031771A - 収差補正素子、光ピックアップ及び情報機器 - Google Patents

収差補正素子、光ピックアップ及び情報機器 Download PDF

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Publication number
JP2006031771A
JP2006031771A JP2004206176A JP2004206176A JP2006031771A JP 2006031771 A JP2006031771 A JP 2006031771A JP 2004206176 A JP2004206176 A JP 2004206176A JP 2004206176 A JP2004206176 A JP 2004206176A JP 2006031771 A JP2006031771 A JP 2006031771A
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JP
Japan
Prior art keywords
electrodes
liquid crystal
electrode
aberration correction
crystal element
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.)
Pending
Application number
JP2004206176A
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English (en)
Japanese (ja)
Other versions
JP2006031771A5 (enExample
Inventor
Masakazu Ogasawara
昌和 小笠原
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP2004206176A priority Critical patent/JP2006031771A/ja
Priority to US11/178,500 priority patent/US7242510B2/en
Publication of JP2006031771A publication Critical patent/JP2006031771A/ja
Publication of JP2006031771A5 publication Critical patent/JP2006031771A5/ja
Pending legal-status Critical Current

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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
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
    • 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
    • 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
    • G02B27/0037—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 with diffracting elements
    • G02B27/0043—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 with diffracting elements in projection exposure systems, e.g. microlithographic systems
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • G02B27/4238—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application in optical recording or readout devices
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
    • 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

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Geometry (AREA)
  • Mathematical Physics (AREA)
  • Optical Head (AREA)
  • Liquid Crystal (AREA)
JP2004206176A 2004-07-13 2004-07-13 収差補正素子、光ピックアップ及び情報機器 Pending JP2006031771A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004206176A JP2006031771A (ja) 2004-07-13 2004-07-13 収差補正素子、光ピックアップ及び情報機器
US11/178,500 US7242510B2 (en) 2004-07-13 2005-07-12 Aberration correction element, optical pickup, and information equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004206176A JP2006031771A (ja) 2004-07-13 2004-07-13 収差補正素子、光ピックアップ及び情報機器

Publications (2)

Publication Number Publication Date
JP2006031771A true JP2006031771A (ja) 2006-02-02
JP2006031771A5 JP2006031771A5 (enExample) 2009-06-25

Family

ID=35599110

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004206176A Pending JP2006031771A (ja) 2004-07-13 2004-07-13 収差補正素子、光ピックアップ及び情報機器

Country Status (2)

Country Link
US (1) US7242510B2 (enExample)
JP (1) JP2006031771A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007017510A (ja) * 2005-07-05 2007-01-25 Citizen Watch Co Ltd 液晶光学素子及びそれを用いたカメラ、光学的ピックアップ装置
JP2008076926A (ja) * 2006-09-25 2008-04-03 Citizen Holdings Co Ltd 液晶レンズ
JP2008089834A (ja) * 2006-09-29 2008-04-17 Citizen Holdings Co Ltd 液晶光学素子及び液晶光学モジュール
KR100867544B1 (ko) * 2007-05-07 2008-11-06 삼성전기주식회사 수차 보정용 액정 렌즈 및 이를 이용한 수차 보정 방법

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090316060A1 (en) * 2008-06-18 2009-12-24 3M Innovative Properties Company Conducting film or electrode with improved optical and electrical performance
US9581870B2 (en) * 2009-08-13 2017-02-28 3M Innovative Properties Company Conducting film or electrode with improved optical and electrical performance for display and lighting devices and solar cells

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
JPS56150785A (en) * 1980-04-23 1981-11-21 Hitachi Ltd Liquid crystal display unit
US5245450A (en) * 1990-07-23 1993-09-14 Hosiden Corporation Liquid crystal display device with control capacitors for gray-scale
JP2774424B2 (ja) * 1992-12-07 1998-07-09 シャープ株式会社 画像入力一体型表示装置
JP3401049B2 (ja) * 1993-05-26 2003-04-28 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 階調液晶表示パネル
JP2975844B2 (ja) * 1993-06-24 1999-11-10 三洋電機株式会社 液晶表示装置
US5610739A (en) * 1994-05-31 1997-03-11 Matsushita Electric Industrial Co., Ltd. Liquid crystal display unit with a plurality of subpixels
JP3313298B2 (ja) * 1997-02-24 2002-08-12 富士通株式会社 プラズマディスプレイパネル及びその製造方法
CN1096004C (zh) * 1997-11-05 2002-12-11 朱润枢 相控阵光学装置
GB9811477D0 (en) * 1998-05-29 1998-07-29 Sharp Kk Liquid crystal device
US6480454B1 (en) * 1998-12-15 2002-11-12 Matsushita Electric Industrial Co., Ltd. Optical element, optical head using the optical element, and optical recording and reproducing apparatus using the optical element
TW468175B (en) * 1999-06-22 2001-12-11 Matsushita Electric Industrial Co Ltd Liquid crystal driver and optical head for tilt correction
WO2001018801A1 (en) * 1999-09-02 2001-03-15 Asahi Glass Company, Limited Optical head
JP2001176180A (ja) 1999-12-15 2001-06-29 Ricoh Co Ltd 情報再生方法および情報記録再生装置
US6909686B2 (en) * 1999-12-20 2005-06-21 Pioneer Corporation Aberration correcting optical unit, optical pickup apparatus and information recording/reproducing apparatus with single and multi-layer electrodes
TW594711B (en) * 1999-12-24 2004-06-21 Koninkl Philips Electronics Nv Optical wavefront modifier
KR100587364B1 (ko) * 2000-01-12 2006-06-08 엘지.필립스 엘시디 주식회사 멀티도메인 액정표시소자
US20020036958A1 (en) * 2000-07-24 2002-03-28 Hidenori Wada Optical element, optical head, optical recording/reproducing apparatus and optical recording/reproducing method
JP4136273B2 (ja) * 2000-05-24 2008-08-20 パイオニア株式会社 収差補正ユニット、光ピックアップ装置及び記録再生装置
US6690500B2 (en) * 2000-06-30 2004-02-10 Pioneer Corporation Aberration correction apparatus and method
US6778246B2 (en) * 2001-01-26 2004-08-17 University Of Alabama In Huntsville Liquid crystal adaptive lens with closed-loop electrodes and related fabrication methods and control methods
JP3781273B2 (ja) * 2001-02-07 2006-05-31 パイオニア株式会社 収差補正素子及び収差補正ユニット

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007017510A (ja) * 2005-07-05 2007-01-25 Citizen Watch Co Ltd 液晶光学素子及びそれを用いたカメラ、光学的ピックアップ装置
JP2008076926A (ja) * 2006-09-25 2008-04-03 Citizen Holdings Co Ltd 液晶レンズ
JP2008089834A (ja) * 2006-09-29 2008-04-17 Citizen Holdings Co Ltd 液晶光学素子及び液晶光学モジュール
KR100867544B1 (ko) * 2007-05-07 2008-11-06 삼성전기주식회사 수차 보정용 액정 렌즈 및 이를 이용한 수차 보정 방법

Also Published As

Publication number Publication date
US7242510B2 (en) 2007-07-10
US20060012847A1 (en) 2006-01-19

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