CN102402996A - 物镜、光学拾取器和光学驱动装置 - Google Patents

物镜、光学拾取器和光学驱动装置 Download PDF

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Publication number
CN102402996A
CN102402996A CN2011102721222A CN201110272122A CN102402996A CN 102402996 A CN102402996 A CN 102402996A CN 2011102721222 A CN2011102721222 A CN 2011102721222A CN 201110272122 A CN201110272122 A CN 201110272122A CN 102402996 A CN102402996 A CN 102402996A
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CN
China
Prior art keywords
recording
spherical aberration
object lens
value
lens
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
CN2011102721222A
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English (en)
Chinese (zh)
Inventor
山本健二
西纪彰
齐藤公博
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of CN102402996A publication Critical patent/CN102402996A/zh
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
    • G11B7/1372—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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0009—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage
    • 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)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
CN2011102721222A 2010-09-13 2011-09-06 物镜、光学拾取器和光学驱动装置 Pending CN102402996A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010204121A JP5541023B2 (ja) 2010-09-13 2010-09-13 対物レンズ、光学ピックアップ、光学ドライブ装置
JP2010-204121 2010-09-13

Publications (1)

Publication Number Publication Date
CN102402996A true CN102402996A (zh) 2012-04-04

Family

ID=45806640

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011102721222A Pending CN102402996A (zh) 2010-09-13 2011-09-06 物镜、光学拾取器和光学驱动装置

Country Status (3)

Country Link
US (1) US8477580B2 (enExample)
JP (1) JP5541023B2 (enExample)
CN (1) CN102402996A (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7187947B1 (en) 2000-03-28 2007-03-06 Affinity Labs, Llc System and method for communicating selected information to an electronic device
AU2013365772B2 (en) 2012-12-19 2017-08-10 Basf Se Detector for optically detecting at least one object
US9741954B2 (en) 2013-06-13 2017-08-22 Basf Se Optical detector and method for manufacturing the same
CN105452808A (zh) 2013-06-13 2016-03-30 巴斯夫欧洲公司 用于光学检测至少一个对象的取向的检测器
US9989623B2 (en) 2013-06-13 2018-06-05 Basf Se Detector for determining a longitudinal coordinate of an object via an intensity distribution of illuminated pixels
EP3036503B1 (en) 2013-08-19 2019-08-07 Basf Se Optical detector
WO2015024870A1 (en) 2013-08-19 2015-02-26 Basf Se Detector for determining a position of at least one object
US20170140786A1 (en) * 2014-03-31 2017-05-18 Basf Se Data readout device for reading out data from a data carrier
KR102397527B1 (ko) 2014-07-08 2022-05-13 바스프 에스이 하나 이상의 물체의 위치를 결정하기 위한 검출기
WO2016051323A1 (en) 2014-09-29 2016-04-07 Basf Se Detector for optically determining a position of at least one object
EP3230841B1 (en) 2014-12-09 2019-07-03 Basf Se Optical detector
CN107438775B (zh) 2015-01-30 2022-01-21 特里纳米克斯股份有限公司 用于至少一个对象的光学检测的检测器
WO2017012986A1 (en) 2015-07-17 2017-01-26 Trinamix Gmbh Detector for optically detecting at least one object
CN108141579B (zh) 2015-09-14 2020-06-12 特里纳米克斯股份有限公司 3d相机
CN109564927B (zh) 2016-07-29 2023-06-20 特里纳米克斯股份有限公司 光学传感器和用于光学检测的检测器
JP7241684B2 (ja) 2016-10-25 2023-03-17 トリナミクス ゲゼルシャフト ミット ベシュレンクテル ハフツング 少なくとも１個の対象物の光学的な検出のための検出器
JP2019532517A (ja) 2016-10-25 2019-11-07 トリナミクス ゲゼルシャフト ミット ベシュレンクテル ハフツング 光学的に検出するための光検出器
EP3571522B1 (en) 2016-11-17 2023-05-10 trinamiX GmbH Detector for optically detecting at least one object
US11860292B2 (en) 2016-11-17 2024-01-02 Trinamix Gmbh Detector and methods for authenticating at least one object
US11060922B2 (en) 2017-04-20 2021-07-13 Trinamix Gmbh Optical detector
US11067692B2 (en) 2017-06-26 2021-07-20 Trinamix Gmbh Detector for determining a position of at least one object

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101794593A (zh) * 2009-01-26 2010-08-04 索尼公司 物镜、光学拾取器和光盘设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007133967A (ja) * 2005-11-10 2007-05-31 Canon Inc 光学式情報記録再生装置
JP4770685B2 (ja) 2006-10-10 2011-09-14 パナソニック株式会社 光学情報記録再生装置
US7960092B2 (en) 2006-10-23 2011-06-14 Sony Corporation Method of recording in an optical information recording medium
JP2008135144A (ja) 2006-10-23 2008-06-12 Sony Corp 光情報記録装置及び光情報記録方法並びに光情報再生装置及び光情報再生方法
JP2008176902A (ja) 2006-10-23 2008-07-31 Sony Corp 光情報記録媒体
JP2008262702A (ja) 2008-07-11 2008-10-30 Sony Corp 対物レンズ及びこれを用いた光学ピックアップ装置、光記録再生装置及び収差補正方法
JP2011150755A (ja) * 2010-01-22 2011-08-04 Sanyo Electric Co Ltd 光ピックアップ装置及びその製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101794593A (zh) * 2009-01-26 2010-08-04 索尼公司 物镜、光学拾取器和光盘设备

Also Published As

Publication number Publication date
JP5541023B2 (ja) 2014-07-09
US8477580B2 (en) 2013-07-02
JP2012059335A (ja) 2012-03-22
US20120063287A1 (en) 2012-03-15

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Application publication date: 20120404