ATE462182T1 - Aktuator für eine optische abtastvorrichtung - Google Patents

Aktuator für eine optische abtastvorrichtung

Info

Publication number
ATE462182T1
ATE462182T1 AT06795964T AT06795964T ATE462182T1 AT E462182 T1 ATE462182 T1 AT E462182T1 AT 06795964 T AT06795964 T AT 06795964T AT 06795964 T AT06795964 T AT 06795964T AT E462182 T1 ATE462182 T1 AT E462182T1
Authority
AT
Austria
Prior art keywords
section
actuator
scanning device
optical scanning
objective system
Prior art date
Application number
AT06795964T
Other languages
English (en)
Inventor
Ferry Zijp
Coen Verschuren
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE462182T1 publication Critical patent/ATE462182T1/de

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
    • G11B7/08—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
    • 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
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0932—Details of sprung supports
    • 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
    • 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
    • G11B7/1387—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector using the near-field effect
    • 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
    • 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
    • G11B2007/13727—Compound lenses, i.e. two or more lenses co-operating to perform a function, e.g. compound objective lens including a solid immersion lens, positive and negative lenses either bonded together or with adjustable spacing
AT06795964T 2005-09-16 2006-09-08 Aktuator für eine optische abtastvorrichtung ATE462182T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05108559 2005-09-16
PCT/IB2006/053173 WO2007031919A2 (en) 2005-09-16 2006-09-08 Actuator for an optical scanning device

Publications (1)

Publication Number Publication Date
ATE462182T1 true ATE462182T1 (de) 2010-04-15

Family

ID=37865333

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06795964T ATE462182T1 (de) 2005-09-16 2006-09-08 Aktuator für eine optische abtastvorrichtung

Country Status (9)

Country Link
US (1) US20080192615A1 (de)
EP (1) EP1929472B1 (de)
JP (1) JP2009509279A (de)
KR (1) KR20080056727A (de)
CN (1) CN101263555A (de)
AT (1) ATE462182T1 (de)
DE (1) DE602006013163D1 (de)
TW (1) TW200737166A (de)
WO (1) WO2007031919A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007087479A (ja) * 2005-09-21 2007-04-05 Konica Minolta Opto Inc 対物光学系及び光ピックアップ装置
TWI616190B (zh) * 2016-11-18 2018-03-01 長庚大學 聲致顯影增強光同調影像之鏡頭及其系統和運作方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08221790A (ja) * 1995-02-15 1996-08-30 Sony Corp 光学ピックアップ装置
US6104687A (en) * 1996-08-26 2000-08-15 Digital Papyrus Corporation Method and apparatus for coupling an optical lens to a disk through a coupling medium having a relatively high index of refraction
JP3895471B2 (ja) * 1998-07-17 2007-03-22 富士通株式会社 レンズアクチュエータ
CN1146879C (zh) * 1999-02-03 2004-04-21 皇家菲利浦电子有限公司 带有被并行控制的致动器的光学扫描装置和光学播放器
US20040130989A1 (en) * 2002-02-06 2004-07-08 Gakuji Hashimoto Optical head device using aberration correction device and disk drive unit
US7289400B2 (en) * 2002-10-04 2007-10-30 Pentax Corporation Optical disc drive having a movable aberration correcting lens
KR20040037893A (ko) * 2002-10-30 2004-05-08 삼성전자주식회사 광픽업용 액츄에이터와 광픽업장치 및 이를 채용한광기록재생장치

Also Published As

Publication number Publication date
KR20080056727A (ko) 2008-06-23
WO2007031919A3 (en) 2007-10-11
WO2007031919A2 (en) 2007-03-22
EP1929472A2 (de) 2008-06-11
JP2009509279A (ja) 2009-03-05
DE602006013163D1 (de) 2010-05-06
EP1929472B1 (de) 2010-03-24
TW200737166A (en) 2007-10-01
CN101263555A (zh) 2008-09-10
US20080192615A1 (en) 2008-08-14

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Legal Events

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