CN1165043C - 组合棱镜,光头和光学记录/重现装置 - Google Patents

组合棱镜,光头和光学记录/重现装置 Download PDF

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Publication number
CN1165043C
CN1165043C CNB011216743A CN01121674A CN1165043C CN 1165043 C CN1165043 C CN 1165043C CN B011216743 A CNB011216743 A CN B011216743A CN 01121674 A CN01121674 A CN 01121674A CN 1165043 C CN1165043 C CN 1165043C
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CN
China
Prior art keywords
prism
light
light beam
combined
optical
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
CNB011216743A
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English (en)
Chinese (zh)
Other versions
CN1336653A (zh
Inventor
西纪彰
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 CN1336653A publication Critical patent/CN1336653A/zh
Application granted granted Critical
Publication of CN1165043C publication Critical patent/CN1165043C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0972—Prisms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • G11B7/13—Optical detectors therefor
    • 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
    • G11B7/1356—Double or multiple prisms, i.e. having two or more prisms in cooperation
    • 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
    • G11B7/1398—Means for shaping the cross-section of the beam, e.g. into circular or elliptical cross-section

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Lenses (AREA)
CNB011216743A 2000-04-19 2001-04-19 组合棱镜,光头和光学记录/重现装置 Expired - Fee Related CN1165043C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000123723A JP4483021B2 (ja) 2000-04-19 2000-04-19 アナモルフィックプリズム及び光学ヘッド並びに光記録再生装置
JP123723/2000 2000-04-19

Publications (2)

Publication Number Publication Date
CN1336653A CN1336653A (zh) 2002-02-20
CN1165043C true CN1165043C (zh) 2004-09-01

Family

ID=18633963

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB011216743A Expired - Fee Related CN1165043C (zh) 2000-04-19 2001-04-19 组合棱镜,光头和光学记录/重现装置

Country Status (7)

Country Link
US (1) US6876622B2 (enExample)
EP (2) EP1148354B1 (enExample)
JP (1) JP4483021B2 (enExample)
KR (1) KR100798197B1 (enExample)
CN (1) CN1165043C (enExample)
DE (2) DE60128614T2 (enExample)
MY (1) MY126918A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002123960A (ja) * 2000-10-13 2002-04-26 Matsushita Electric Ind Co Ltd 光ヘッドおよび光ディスク装置
KR20050022950A (ko) * 2003-08-27 2005-03-09 삼성전기주식회사 아크로매틱 프리즘을 구비한 광픽업장치
DE102010036632A1 (de) 2010-07-26 2012-01-26 Raphael Bugiel Strahlformungsoptik für Halbleiter-Laser
US8422011B2 (en) 2010-10-01 2013-04-16 Raytheon Company Two material achromatic prism
US8411268B2 (en) 2010-10-01 2013-04-02 Raytheon Company Two material achromatic prism
CN103336364A (zh) * 2013-06-14 2013-10-02 中国科学院西安光学精密机械研究所 双棱镜光位移放大器
CN115825929B (zh) * 2021-12-14 2023-08-29 深圳市速腾聚创科技有限公司 激光接收装置及激光雷达
CN116499975B (zh) * 2023-06-29 2023-09-22 之江实验室 一种用于光学表面波传感器的棱镜装置及其设计安装方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5272685A (en) 1989-12-22 1993-12-21 Kabushiki Kaisha Toshiba Optical system for an information processing apparatus
JP2579159Y2 (ja) 1990-10-04 1998-08-20 旭光学工業株式会社 光学プリズム
US5477386A (en) 1991-07-24 1995-12-19 Asahi Kogaku Kogyo Kabushiki Kaisha Optical system for optical disc apparatus including anamorphic prisms
US5920539A (en) 1995-01-25 1999-07-06 Discovision Associates Apparatus and method for suppression of electromagnetic emissions having a groove on an external surface for passing an electrical conductor
US6038089A (en) * 1996-05-14 2000-03-14 Asahi Kogaku Kogyo Kabushiki Kaisha Beam shaping optical system
US6430125B1 (en) 1996-07-03 2002-08-06 Zen Research (Ireland), Ltd. Methods and apparatus for detecting and correcting magnification error in a multi-beam optical disk drive
JP3638194B2 (ja) 1997-03-19 2005-04-13 パイオニア株式会社 光ピックアップ装置
KR100478559B1 (ko) * 1997-08-29 2005-07-21 삼성전자주식회사 기록및재생가능형디스크를위한광픽업
US5978144A (en) 1997-11-04 1999-11-02 Hong Kong Productivity Council Prism for optical system

Also Published As

Publication number Publication date
DE60126524D1 (de) 2007-03-22
CN1336653A (zh) 2002-02-20
DE60128614T2 (de) 2008-01-31
KR100798197B1 (ko) 2008-01-24
US6876622B2 (en) 2005-04-05
DE60126524T2 (de) 2007-11-08
DE60128614D1 (de) 2007-07-12
EP1555663A2 (en) 2005-07-20
EP1148354A3 (en) 2004-05-26
EP1555663B1 (en) 2007-02-07
EP1148354B1 (en) 2007-05-30
KR20010098742A (ko) 2001-11-08
MY126918A (en) 2006-10-31
EP1148354A2 (en) 2001-10-24
JP2001305319A (ja) 2001-10-31
JP4483021B2 (ja) 2010-06-16
EP1555663A3 (en) 2005-08-03
US20020034149A1 (en) 2002-03-21

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20040901

Termination date: 20130419