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DE69930584D1 - Optische Abtastvorrichtung - Google Patents

Optische Abtastvorrichtung

Info

Publication number
DE69930584D1
DE69930584D1 DE69930584T DE69930584T DE69930584D1 DE 69930584 D1 DE69930584 D1 DE 69930584D1 DE 69930584 T DE69930584 T DE 69930584T DE 69930584 T DE69930584 T DE 69930584T DE 69930584 D1 DE69930584 D1 DE 69930584D1
Authority
DE
Germany
Prior art keywords
scanning device
optical scanning
optical
scanning
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
DE69930584T
Other languages
English (en)
Other versions
DE69930584T2 (de
Inventor
Kun-Ho Cho
Jang-Hoon Yoo
Yong-Hoon Lee
Chul-Woo Lee
Chong-Sam Chung
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of DE69930584D1 publication Critical patent/DE69930584D1/de
Publication of DE69930584T2 publication Critical patent/DE69930584T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11B7/12—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
    • 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
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
    • 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
    • G11B7/122—Flying-type heads, e.g. analogous to Winchester type in magnetic recording
    • 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
    • G11B7/1362—Mirrors
    • 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
    • G11B7/1384—Fibre optics
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
  • Lenses (AREA)
DE69930584T 1998-04-27 1999-04-23 Optische Abtastvorrichtung Expired - Fee Related DE69930584T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019980014990A KR100297764B1 (ko) 1998-04-27 1998-04-27 고밀도 기록/재생 가능한 광픽업장치
KR9814990 1998-04-27

Publications (2)

Publication Number Publication Date
DE69930584D1 true DE69930584D1 (de) 2006-05-18
DE69930584T2 DE69930584T2 (de) 2006-12-28

Family

ID=36274109

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69930584T Expired - Fee Related DE69930584T2 (de) 1998-04-27 1999-04-23 Optische Abtastvorrichtung

Country Status (12)

Country Link
US (1) US6114689A (de)
EP (1) EP0953975B1 (de)
JP (1) JP3209980B2 (de)
KR (1) KR100297764B1 (de)
CN (1) CN1131515C (de)
BR (1) BR9901405A (de)
DE (1) DE69930584T2 (de)
ID (1) ID22507A (de)
MY (1) MY123261A (de)
RU (1) RU2179750C2 (de)
SG (1) SG87028A1 (de)
TW (1) TW424224B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6456439B1 (en) * 1999-07-16 2002-09-24 Michael J. Mandella Collimator employing an ellipsoidal solid immersion lens
KR100632507B1 (ko) * 2000-01-04 2006-10-09 엘지전자 주식회사 근접장 광 기록/재생 장치의 광 헤드
KR100378601B1 (ko) * 2000-01-27 2003-03-31 한국전자통신연구원 다중 광 기록 장치
JP2001312830A (ja) * 2000-04-27 2001-11-09 Sony Corp 光学ピックアップ、光ディスク装置、及びフォーカス調整方法
US6594430B1 (en) * 2000-05-11 2003-07-15 Carnegie Mellon University Solid immersion lenses for focusing collimated light in the near-field region
JP2004523053A (ja) 2000-11-15 2004-07-29 タエ−サン ソン 高密度光記録及び再生用光ピックアップ装置
US7526158B2 (en) * 2001-02-07 2009-04-28 University Of Rochester System and method for high resolution optical imaging, data storage, lithography, and inspection
KR100400543B1 (ko) * 2001-03-17 2003-10-08 엘지전자 주식회사 광 기록 및 재생 시스템용 렌즈
JP4288900B2 (ja) * 2002-06-28 2009-07-01 マックス株式会社 リール及び鉄筋結束機
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
EP1607786B1 (de) * 2003-03-20 2012-09-05 Hamamatsu Photonics K.K. Mikroskop und probenbeobachtungsverfahren
CN100410718C (zh) * 2003-10-31 2008-08-13 浜松光子学株式会社 试样观察方法
US7808879B2 (en) * 2005-06-08 2010-10-05 Dphi Acquisitions, Inc. Optical disk drive with micro-SIL
JP4245014B2 (ja) * 2006-08-09 2009-03-25 ソニー株式会社 バックライト装置、光源装置、レンズ、電子機器及び導光板
CN101147596B (zh) * 2007-11-05 2010-12-08 南京雨润食品有限公司 一种保油剂
CN102621610B (zh) * 2012-04-13 2013-11-13 中国科学院光电技术研究所 一种高分辨力超衍射聚焦结构透镜的制作方法
CN107567584B (zh) * 2015-05-04 2020-07-17 Asml荷兰有限公司 用于检查及量测的方法和设备
JP6483258B2 (ja) * 2015-07-02 2019-03-13 オリンパス株式会社 光信号伝送システム
CN108333704A (zh) * 2017-09-29 2018-07-27 北京万维智能技术有限公司 定焦镜头装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59140651A (ja) * 1983-01-31 1984-08-13 Sharp Corp 光デイスク装置
JPH0721873B2 (ja) * 1984-02-29 1995-03-08 株式会社東芝 光学式情報処理装置
JPS61106901A (ja) * 1984-10-31 1986-05-24 Hitachi Ltd 蒸気タ−ビン翼列装置
JPS61118121A (ja) * 1984-11-12 1986-06-05 Mitsubishi Heavy Ind Ltd 撹拌装置
JPH0723481B2 (ja) * 1986-08-15 1995-03-15 大同特殊鋼株式会社 ステンレス鋼粉
SU1432600A1 (ru) * 1986-12-18 1988-10-23 Предприятие П/Я В-2962 Устройство дл автоматической фокусировки излучени на информационную поверхность оптического диска
US5125750A (en) * 1991-03-14 1992-06-30 The Board Of Trustees Of The Leland Stanford Junior University Optical recording system employing a solid immersion lens
JPH0547017A (ja) * 1991-08-13 1993-02-26 Fujitsu Ltd 光デイスクのトラツキング装置
US5422870A (en) * 1991-09-27 1995-06-06 Matsushita Electric Industrial Co., Ltd. Optical pickup for information recording/reproducing apparatus
JP3563747B2 (ja) * 1992-12-21 2004-09-08 ペンタックス株式会社 対物レンズ
DE4404635C2 (de) * 1993-02-17 1998-06-18 Hitachi Ltd Schwimmender optischer Abtastkopf, der integral mit einer Lichtquelle und einem Photodetektor ausgebildet ist, und optisches Plattengerät mit einem solchen
JP3231331B2 (ja) * 1995-03-08 2001-11-19 株式会社 日立製作所 積層型近接場光ヘッドおよび光情報記録再生装置
JPH08315404A (ja) * 1995-05-18 1996-11-29 Sony Corp 光学ピックアップ装置
JP3313569B2 (ja) * 1996-03-26 2002-08-12 松下電工株式会社 集光レンズ
US6044056A (en) * 1996-07-30 2000-03-28 Seagate Technology, Inc. Flying optical head with dynamic mirror
JP3507632B2 (ja) * 1996-09-17 2004-03-15 株式会社東芝 回折格子レンズ
US5917788A (en) * 1997-03-10 1999-06-29 Seagate Technology, Inc. Lens for optical data storage system
WO1998052193A1 (en) * 1997-05-15 1998-11-19 Seagate Technology, Inc. Optical disc data storage system using optical waveguide
US5883872A (en) * 1997-05-29 1999-03-16 The Board Of Trustees Of The Leland Stanford Junior University Near field magneto-optical recording system employing slit illumination
WO1998058370A1 (en) * 1997-06-16 1998-12-23 Digital Papyrus Corporation Planar proximity lens element and disk drive using same
JP3443522B2 (ja) * 1997-12-05 2003-09-02 京セラ株式会社 光半導体素子収納用パッケージ

Also Published As

Publication number Publication date
MY123261A (en) 2006-05-31
DE69930584T2 (de) 2006-12-28
KR100297764B1 (ko) 2001-08-07
EP0953975B1 (de) 2006-03-29
CN1131515C (zh) 2003-12-17
EP0953975A2 (de) 1999-11-03
JP3209980B2 (ja) 2001-09-17
ID22507A (id) 1999-10-28
TW424224B (en) 2001-03-01
BR9901405A (pt) 2000-02-01
JPH11339310A (ja) 1999-12-10
EP0953975A3 (de) 1999-11-17
US6114689A (en) 2000-09-05
KR19990081193A (ko) 1999-11-15
SG87028A1 (en) 2002-03-19
RU2179750C2 (ru) 2002-02-20
CN1237759A (zh) 1999-12-08

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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