BR8602670A - Unidade de exploracao optica e aparelho para leitura e/ou registro de informacoes de um suporte de registro na forma de um disco circular - Google Patents

Unidade de exploracao optica e aparelho para leitura e/ou registro de informacoes de um suporte de registro na forma de um disco circular

Info

Publication number
BR8602670A
BR8602670A BR8602670A BR8602670A BR8602670A BR 8602670 A BR8602670 A BR 8602670A BR 8602670 A BR8602670 A BR 8602670A BR 8602670 A BR8602670 A BR 8602670A BR 8602670 A BR8602670 A BR 8602670A
Authority
BR
Brazil
Prior art keywords
objective lens
appliance
reading
recording information
circular disk
Prior art date
Application number
BR8602670A
Other languages
English (en)
Inventor
Gerard Eduard Van Rosmalen
Original Assignee
Philips 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 Philips Nv filed Critical Philips Nv
Publication of BR8602670A publication Critical patent/BR8602670A/pt

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound 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
    • G11B7/08—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
    • G11B7/0935—Details of the moving parts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Control And Safety Of Cranes (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Optical Communication System (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Vehicle Body Suspensions (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Measurement Of Optical Distance (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Eye Examination Apparatus (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
BR8602670A 1985-06-10 1986-06-09 Unidade de exploracao optica e aparelho para leitura e/ou registro de informacoes de um suporte de registro na forma de um disco circular BR8602670A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8501665A NL8501665A (nl) 1985-06-10 1985-06-10 Optische aftasteenheid met positie- en standdetektiestelsel voor een elektromagnetisch gelagerd objektief.

Publications (1)

Publication Number Publication Date
BR8602670A true BR8602670A (pt) 1987-02-03

Family

ID=19846113

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8602670A BR8602670A (pt) 1985-06-10 1986-06-09 Unidade de exploracao optica e aparelho para leitura e/ou registro de informacoes de um suporte de registro na forma de um disco circular

Country Status (18)

Country Link
US (1) US4638471A (pt)
EP (1) EP0206396B1 (pt)
JP (2) JPS62901A (pt)
KR (2) KR940010944B1 (pt)
CN (1) CN1003682B (pt)
AT (1) ATE56299T1 (pt)
AU (1) AU585770B2 (pt)
BR (1) BR8602670A (pt)
CA (1) CA1263747A (pt)
CS (1) CS268680B2 (pt)
DE (1) DE3673885D1 (pt)
ES (1) ES8708267A1 (pt)
HK (1) HK92091A (pt)
HU (1) HU200022B (pt)
NL (1) NL8501665A (pt)
RU (1) RU2037860C1 (pt)
SG (1) SG50391G (pt)
YU (1) YU98086A (pt)

Families Citing this family (40)

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US5278066A (en) * 1985-08-09 1994-01-11 Gist-Brocades Nv Molecular cloning and expression of gene encoding lipolytic enzyme
US4951274A (en) * 1987-01-23 1990-08-21 Nec Corporation Magneto-optical head capable of separating beams for reading recorded information and servo information by use of one optical element
EP0278127B1 (en) * 1987-01-26 1992-03-18 Koninklijke Philips Electronics N.V. Replica lens having a glass lens body
US5830735A (en) * 1987-03-06 1998-11-03 Gist-Brocades Nv Method for producing lipolytic enzymes using transformed Pseudomonas
US4863252A (en) * 1988-02-11 1989-09-05 Tracor Northern, Inc. Objective lens positioning system for confocal tandem scanning reflected light microscope
US5017768A (en) * 1988-09-14 1991-05-21 Copal Company Limited Optical focusing control apparatus
JP2737998B2 (ja) * 1989-03-31 1998-04-08 ソニー株式会社 対物レンズ位置検出装置
US5027340A (en) * 1989-06-01 1991-06-25 Mitsubishi Denki Kabushiki Kaisha Object lens head assembly
US5101393A (en) * 1990-07-25 1992-03-31 Hewlett-Packard Company Optical position error detection using complementary steep angle reflections/transmissions
US5281797A (en) * 1991-12-26 1994-01-25 Hitachi, Ltd. Short wavelength optical disk head having a changeable aperture
TW224169B (pt) * 1992-06-19 1994-05-21 Philips Nv
US5289442A (en) * 1992-06-19 1994-02-22 U.S. Philips Corporation Optical scanner with a long fast access stroke
DE59508722D1 (de) * 1994-04-11 2000-10-19 Leica Microsystems Verfahren zur ermittlung der distanz zwischen einem objektdetail und einem operationsmikroskop und vorrichtung dazu
US5732054A (en) * 1995-03-28 1998-03-24 Eastman Kodak Company Combined tracking position and tilt sensor for optical recording actuator
US5768037A (en) * 1995-10-06 1998-06-16 Eastman Kodak Company Actuator with single surface-field motor
TW330907B (en) * 1996-09-09 1998-05-01 Riso Kagaku Corp The ink container and ink supplied device for packing ink container
TW332188B (en) * 1996-11-06 1998-05-21 Riso Kagaku Corp The ink-supplying apparatus for printer
JP3750703B2 (ja) * 1997-02-10 2006-03-01 日本紙パック株式会社 液用可撓容器
US5909285A (en) * 1997-05-05 1999-06-01 Beaty; Elwin M. Three dimensional inspection system
US6055054A (en) * 1997-05-05 2000-04-25 Beaty; Elwin M. Three dimensional inspection system
US6108135A (en) * 1997-06-16 2000-08-22 Digital Papyrus Corporation Planar proximity lens element and disk drive using same
AUPO790397A0 (en) * 1997-07-16 1997-08-07 Lions Eye Institute Of Western Australia Incorporated, The Laser scanning apparatus and method
US6915007B2 (en) 1998-01-16 2005-07-05 Elwin M. Beaty Method and apparatus for three dimensional inspection of electronic components
US6072898A (en) * 1998-01-16 2000-06-06 Beaty; Elwin M. Method and apparatus for three dimensional inspection of electronic components
US6915006B2 (en) * 1998-01-16 2005-07-05 Elwin M. Beaty Method and apparatus for three dimensional inspection of electronic components
EP1065658B1 (en) * 1998-02-27 2009-09-30 Optware Corporation Method and apparatus for optical information, method and apparatus for reproducing optical information, apparatus for recording/reproducing optical information, and optical information recording medium
US7034859B2 (en) * 2002-08-08 2006-04-25 Canon Kabushiki Kaisha Optical scanning device and image forming apparatus using the same
KR100498979B1 (ko) * 2003-04-09 2005-07-01 삼성전기주식회사 전압 감도와 위상 제어할 수 있는 액추에이터 및 이를구비한 광픽업
JP4412142B2 (ja) * 2003-12-19 2010-02-10 Ｔｄｋ株式会社 光ヘッド
JP4093209B2 (ja) * 2004-07-12 2008-06-04 ティアック株式会社 光ピックアップ装置および光ディスク装置
DE102005015627A1 (de) * 2005-04-06 2006-10-12 Carl Zeiss Smt Ag Optische Abbildungsvorrichtung
JP6287546B2 (ja) 2014-04-25 2018-03-07 ミツミ電機株式会社 アクチュエータ及びエアポンプ、理美容機器及びレーザー走査機器
DE102014217517A1 (de) * 2014-09-02 2016-03-03 Laser- Und Medizin-Technologie Gmbh, Berlin Vorrichtung zur Steuerung einer relativen Verlagerung einer ersten Halterung und einer zweiten Halterung
US9726524B2 (en) * 2014-10-09 2017-08-08 Raytheon Company Optical position encoder
JP7237024B2 (ja) * 2017-06-26 2023-03-10 トリナミクス ゲゼルシャフト ミット ベシュレンクテル ハフツング 少なくとも１つの物体の位置を決定するための検出器
CN107727009B (zh) * 2017-11-06 2023-11-24 深圳精创视觉科技有限公司 手机盖板玻璃质量检测装置
CN109870735A (zh) * 2018-12-29 2019-06-11 同方威视技术股份有限公司 毫米波/太赫兹波安检仪及其反射板扫描驱动装置
CN110631483B (zh) * 2019-09-29 2020-11-17 华中科技大学 正交光栅三自由度磁浮测量传感器、检测仪及其检测方法
CN112683164B (zh) * 2020-12-03 2022-07-29 中国科学院光电技术研究所 一种适用于视觉-激光测量系统的相对位姿测量精度评估方法
CN114967089B (zh) * 2022-05-17 2023-04-07 浙江大学 一种具有自动光束准直的三维超分辨显微成像系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4273468A (en) * 1978-03-23 1981-06-16 Balfour Beatty Limited Tunnelling shields and like moveable apparatus
JPS54130047A (en) * 1978-03-31 1979-10-09 Olympus Optical Co Ltd Aspherical optical element and production of the same
DE2910588C2 (de) * 1979-03-17 1982-04-29 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Vorrichtung zum Empfang einer elektromagnetischen Strahlung
NL8101669A (nl) * 1981-04-03 1982-11-01 Philips Nv Inrichting voor het detekteren van de stand van een voorwerp.
NL8103305A (nl) * 1981-07-10 1983-02-01 Philips Nv Opto-elektronische inrichting voor het met een stralingsbundel inschrijven en/of uitlezen van registratiesporen.
DE3234288C2 (de) * 1982-09-16 1984-07-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Optische Vorrichtung zur Lenkung bzw. Ausrichtung eines Strahlenbündels
JPS59154677A (ja) * 1983-02-22 1984-09-03 Matsushita Electric Ind Co Ltd トラツキング制御装置
JPS59168835U (ja) * 1983-04-27 1984-11-12 パイオニア株式会社 光学式記録情報読取装置
DE3484723D1 (de) * 1983-09-05 1991-07-25 Mitsubishi Electric Corp Automatisches fokussierungsverfahren.
NL8304402A (nl) * 1983-12-22 1985-07-16 Philips Nv Optische aftasteenheid met een focusfout-detectiestelsel.
AU580793B2 (en) * 1984-01-31 1989-02-02 Sony Corporation Tracking error detector for optical head
US4563058A (en) * 1984-06-28 1986-01-07 International Business Machines Corporation Optical signal recorder employing a transducer having an adjustable dichroic mirror
JP2575099B2 (ja) * 1984-10-04 1997-01-22 ソニー株式会社 光学式ヘツドのトラツキング誤差検出装置
JPS6194246A (ja) * 1984-10-15 1986-05-13 Sony Corp 光学式ヘッドのトラッキング誤差検出方法

Also Published As

Publication number Publication date
KR870000601A (ko) 1987-02-19
HUT44110A (en) 1988-01-28
YU98086A (en) 1989-12-31
CN86104848A (zh) 1987-05-27
JPH0535485B2 (pt) 1993-05-26
HK92091A (en) 1991-11-22
EP0206396A1 (en) 1986-12-30
CS423386A2 (en) 1989-07-12
DE3673885D1 (de) 1990-10-11
CS268680B2 (en) 1990-04-11
NL8501665A (nl) 1987-01-02
RU2037860C1 (ru) 1995-06-19
ES555805A0 (es) 1987-10-01
AU585770B2 (en) 1989-06-22
AU5850486A (en) 1986-12-18
CN1003682B (zh) 1989-03-22
CA1263747A (en) 1989-12-05
KR940010944B1 (ko) 1994-11-19
ES8708267A1 (es) 1987-10-01
ATE56299T1 (de) 1990-09-15
EP0206396B1 (en) 1990-09-05
SG50391G (en) 1991-08-23
JPS623438A (ja) 1987-01-09
HU200022B (en) 1990-03-28
KR870000608A (ko) 1987-02-19
JPS62901A (ja) 1987-01-06
US4638471A (en) 1987-01-20

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