DE60108938D1 - Optisches abtastgerät - Google Patents

Optisches abtastgerät

Info

Publication number
DE60108938D1
DE60108938D1 DE60108938T DE60108938T DE60108938D1 DE 60108938 D1 DE60108938 D1 DE 60108938D1 DE 60108938 T DE60108938 T DE 60108938T DE 60108938 T DE60108938 T DE 60108938T DE 60108938 D1 DE60108938 D1 DE 60108938D1
Authority
DE
Germany
Prior art keywords
scanning
optical scanner
density
record carrier
diode laser
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.)
Expired - Fee Related
Application number
DE60108938T
Other languages
English (en)
Other versions
DE60108938T2 (de
Inventor
T Jutte
Den Eerenbeemd M Van
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE60108938D1 publication Critical patent/DE60108938D1/de
Application granted granted Critical
Publication of DE60108938T2 publication Critical patent/DE60108938T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11B7/125Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/127Lasers; Multiple laser arrays
    • G11B7/1275Two or more lasers having different wavelengths
    • 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
    • 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
    • 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
    • G11B2007/13727Compound 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Microscoopes, Condenser (AREA)
  • Holo Graphy (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE60108938T 2000-09-25 2001-09-17 Optisches abtastgerät Expired - Fee Related DE60108938T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00203326 2000-09-25
EP00203326 2000-09-25
PCT/EP2001/010737 WO2002025646A1 (en) 2000-09-25 2001-09-17 Optical scanning device

Publications (2)

Publication Number Publication Date
DE60108938D1 true DE60108938D1 (de) 2005-03-24
DE60108938T2 DE60108938T2 (de) 2005-12-29

Family

ID=8172061

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60108938T Expired - Fee Related DE60108938T2 (de) 2000-09-25 2001-09-17 Optisches abtastgerät

Country Status (9)

Country Link
US (1) US7009928B2 (de)
EP (1) EP1226580B1 (de)
JP (1) JP2004510281A (de)
KR (1) KR100809974B1 (de)
CN (1) CN1214374C (de)
AT (1) ATE289444T1 (de)
DE (1) DE60108938T2 (de)
TW (1) TW591642B (de)
WO (1) WO2002025646A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003263538A1 (en) * 2002-10-02 2004-04-23 Koninklijke Philips Electronics N.V. Optical scanning device with two three-spot gratings
EP1471514A3 (de) * 2003-04-22 2006-10-04 Konica Minolta Opto, Inc. Optische Abtastvorrichtung und Vorrichtung zur optischen Aufnahme und Wiedergabe von Information, Aufweitungslinse, Kopplungslinse und optisches Element zur Korrektur chromatischer Aberration
KR100529315B1 (ko) 2003-05-09 2005-11-17 삼성전자주식회사 광출력모듈 및 이를 채용한 광픽업장치
JP3842769B2 (ja) * 2003-09-01 2006-11-08 株式会社東芝 レーザ加工装置、レーザ加工方法、及び半導体装置の製造方法
JP2005203011A (ja) * 2004-01-14 2005-07-28 Pioneer Electronic Corp 2波長レーザモジュール及び光ピックアップ装置
KR20070044037A (ko) * 2004-07-27 2007-04-26 코닌클리케 필립스 일렉트로닉스 엔.브이. 회절부재
EP1789964A1 (de) * 2004-09-02 2007-05-30 Koninklijke Philips Electronics N.V. Optische einrichtung zur aufzeichnung und wiedergabe
CN101133448A (zh) * 2005-03-01 2008-02-27 皇家飞利浦电子股份有限公司 光扫描设备
JP2008130128A (ja) * 2006-11-17 2008-06-05 Funai Electric Co Ltd 光ピックアップ装置
JP2009122455A (ja) * 2007-11-15 2009-06-04 Funai Electric Co Ltd 画像表示装置
EP2065752A1 (de) * 2007-11-23 2009-06-03 Koninklijke Philips Electronics N.V. Optisches Beleuchtungsgerät zum Beleuchten einer Probe mit einem Linienstrahl
WO2009069583A1 (ja) * 2007-11-28 2009-06-04 Sanyo Electric Co., Ltd. 光ピックアップ装置
TWI426612B (zh) * 2011-09-20 2014-02-11 Microtek Int Inc 影像擷取模組及其放射線影像讀取裝置
KR102428750B1 (ko) 2017-10-19 2022-08-02 사이머 엘엘씨 단일의 리소그래피 노광 패스로 복수의 에어리얼 이미지를 형성하는 방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5615200A (en) * 1992-09-10 1997-03-25 Kabushiki Kaisha Toshiba Light beam shaping device to change an anisotropic beam to an isotropic beam for reducing the size of an optical head
DE69312667T2 (de) 1993-01-04 1998-02-12 Philips Electronics Nv Strahlformendes optisches Element, Strahlungsquelle und Abtasteinheit mit diesem Element
JP3338290B2 (ja) * 1995-06-30 2002-10-28 三洋電機株式会社 透過型ホログラム素子と光ピックアップ装置
US5717674A (en) * 1995-06-30 1998-02-10 Sanyo Electrics Co., Ltd. Three-beam generating diffraction grating, transmission type holographic optical element and optical pickup apparatus using the same
KR100195137B1 (ko) * 1996-10-24 1999-06-15 윤종용 호환형 광픽업장치
KR100197942B1 (ko) 1996-12-30 1999-06-15 전주범 듀얼 포커스 광 픽업장치
JPH1116194A (ja) * 1997-06-24 1999-01-22 Nec Corp 光ヘッド装置
JPH11185282A (ja) 1997-12-19 1999-07-09 Sony Corp 光学ピックアップ及び光ディスク装置
JPH11306579A (ja) * 1998-04-15 1999-11-05 Sony Corp ビームスプリッタ及び光ピックアップ装置
JP4060007B2 (ja) * 1999-04-23 2008-03-12 ペンタックス株式会社 光ディスク装置の光学系
JP2002015448A (ja) * 2000-06-29 2002-01-18 Matsushita Electric Ind Co Ltd 光学素子、光源装置、光ヘッド装置および光情報処理装置

Also Published As

Publication number Publication date
KR20020059779A (ko) 2002-07-13
EP1226580A1 (de) 2002-07-31
ATE289444T1 (de) 2005-03-15
TW591642B (en) 2004-06-11
CN1214374C (zh) 2005-08-10
US7009928B2 (en) 2006-03-07
JP2004510281A (ja) 2004-04-02
WO2002025646A1 (en) 2002-03-28
EP1226580B1 (de) 2005-02-16
US20020051247A1 (en) 2002-05-02
CN1397068A (zh) 2003-02-12
KR100809974B1 (ko) 2008-03-06
DE60108938T2 (de) 2005-12-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee