ATE446573T1 - Konvergierendes optisches element und optisches abtastgerät - Google Patents

Konvergierendes optisches element und optisches abtastgerät

Info

Publication number
ATE446573T1
ATE446573T1 AT05105373T AT05105373T ATE446573T1 AT E446573 T1 ATE446573 T1 AT E446573T1 AT 05105373 T AT05105373 T AT 05105373T AT 05105373 T AT05105373 T AT 05105373T AT E446573 T1 ATE446573 T1 AT E446573T1
Authority
AT
Austria
Prior art keywords
optical element
converging
optical
light flux
scanning device
Prior art date
Application number
AT05105373T
Other languages
English (en)
Inventor
Mika Wachi
Original Assignee
Konica Minolta Opto 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 Konica Minolta Opto Inc filed Critical Konica Minolta Opto Inc
Application granted granted Critical
Publication of ATE446573T1 publication Critical patent/ATE446573T1/de

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1353Diffractive elements, e.g. holograms or gratings
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372Lenses
    • G11B7/1374Objective lenses
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392Means for controlling the beam wavefront, e.g. for correction of aberration
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13922Means for controlling the beam wavefront, e.g. for correction of aberration passive
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B2007/0003Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
  • Microscoopes, Condenser (AREA)
  • Facsimile Heads (AREA)
  • Mechanical Optical Scanning Systems (AREA)
AT05105373T 2004-06-22 2005-06-17 Konvergierendes optisches element und optisches abtastgerät ATE446573T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004183986A JP2006012218A (ja) 2004-06-22 2004-06-22 集光光学素子及び光ピックアップ装置

Publications (1)

Publication Number Publication Date
ATE446573T1 true ATE446573T1 (de) 2009-11-15

Family

ID=34978598

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05105373T ATE446573T1 (de) 2004-06-22 2005-06-17 Konvergierendes optisches element und optisches abtastgerät

Country Status (7)

Country Link
US (1) US7613096B2 (de)
EP (1) EP1610313B1 (de)
JP (1) JP2006012218A (de)
CN (1) CN100439940C (de)
AT (1) ATE446573T1 (de)
DE (1) DE602005017226D1 (de)
TW (1) TW200613764A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006090653A1 (ja) * 2005-02-25 2006-08-31 Matsushita Electric Industrial Co., Ltd. 光ピックアップ装置、それに用いる対物光学系
CN1941121B (zh) * 2005-09-28 2010-12-29 Hoya株式会社 光盘驱动器及其物镜
US8164612B2 (en) 2006-07-21 2012-04-24 Ricoh Company, Ltd. Light source unit, phase type optical element, and laser beam scanning device
JP2008070792A (ja) * 2006-09-15 2008-03-27 Ricoh Co Ltd 位相型光学素子、光源ユニット、光走査装置および画像形成装置
CN101236262B (zh) * 2007-01-29 2010-11-24 财团法人工业技术研究院 多焦物镜
WO2011033786A1 (ja) * 2009-09-17 2011-03-24 パナソニック株式会社 光ピックアップ光学系
JP6048756B2 (ja) * 2011-10-21 2016-12-27 パナソニックIpマネジメント株式会社 対物レンズ、光学ヘッド、光ディスク装置及び情報処理装置
US9245572B2 (en) * 2012-11-21 2016-01-26 Oracle International Corporation Optical tape pick up unit with holographic optical element
US10213440B2 (en) * 2014-08-20 2019-02-26 Professional Compounding Centers Of America (Pcca) Oral transmucosal pharmaceutical compositions including testosterone and an aromatase inhibitor

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5966362A (en) 1995-11-02 1999-10-12 Konica Corporation Optical system for recording and reproducing for use in optical information recording medium
JPH10255306A (ja) * 1997-03-13 1998-09-25 Tdk Corp 光学ピックアップ装置
US6192021B1 (en) 1997-04-21 2001-02-20 Konica Corporation Optical pickup apparatus
JP3575989B2 (ja) 1998-06-25 2004-10-13 松下電器産業株式会社 画像動き補正装置
JP2000348376A (ja) 1999-03-31 2000-12-15 Matsushita Electric Ind Co Ltd 光ヘッド及び記録再生方法
EP2264707A3 (de) * 2000-05-12 2012-03-07 Konica Minolta Opto, Inc. Optische Lesekopfvorrichtung
TWI239520B (en) 2001-10-12 2005-09-11 Konica Corp Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith
JP2003156681A (ja) * 2001-11-20 2003-05-30 Pentax Corp 光ヘッドの光学系および光ヘッド用対物レンズ
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
JP4259067B2 (ja) * 2002-02-22 2009-04-30 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の対物光学素子、光ピックアップ装置及び光情報記録再生装置
JP2004145907A (ja) * 2002-08-30 2004-05-20 Konica Minolta Holdings Inc 光ピックアップ装置、集光光学素子及び補正素子
US7577077B2 (en) * 2002-09-05 2009-08-18 Konica Corporation Optical pickup apparatus and optical element
JP2004288346A (ja) * 2002-10-18 2004-10-14 Konica Minolta Holdings Inc 光ピックアップ装置用の光学素子、カップリングレンズ及び光ピックアップ装置
JP2004171716A (ja) * 2002-11-22 2004-06-17 Konica Minolta Holdings Inc 集光光学系及び光ピックアップ装置
US7440382B2 (en) * 2002-12-26 2008-10-21 Konica Minolta Holdings, Inc. Objective optical element with multiple diffractive surfaces and optical pickup device
US6982838B2 (en) * 2003-06-04 2006-01-03 Pentax Corporation Objective lens for optical pick-up

Also Published As

Publication number Publication date
JP2006012218A (ja) 2006-01-12
TW200613764A (en) 2006-05-01
CN100439940C (zh) 2008-12-03
EP1610313A3 (de) 2007-01-10
EP1610313B1 (de) 2009-10-21
CN1716404A (zh) 2006-01-04
DE602005017226D1 (de) 2009-12-03
US20050281172A1 (en) 2005-12-22
US7613096B2 (en) 2009-11-03
EP1610313A2 (de) 2005-12-28

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