FR2725547B1 - Tete optique et son procede de fabrication - Google Patents

Tete optique et son procede de fabrication

Info

Publication number
FR2725547B1
FR2725547B1 FR9511706A FR9511706A FR2725547B1 FR 2725547 B1 FR2725547 B1 FR 2725547B1 FR 9511706 A FR9511706 A FR 9511706A FR 9511706 A FR9511706 A FR 9511706A FR 2725547 B1 FR2725547 B1 FR 2725547B1
Authority
FR
France
Prior art keywords
manufacturing
optical head
optical
head
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
FR9511706A
Other languages
English (en)
Other versions
FR2725547A1 (fr
Inventor
Shogo Horinouchi
Shigeki Takeuchi
Kazuhiko Higo
Hideki Yoshinaka
Toshihiro Koga
Jiro Mimasa
Hidehiro Kugisaki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2725547A1 publication Critical patent/FR2725547A1/fr
Application granted granted Critical
Publication of FR2725547B1 publication Critical patent/FR2725547B1/fr
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
    • G11B7/1356—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
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10532—Heads
    • G11B11/10541—Heads for reproducing
    • G11B11/10543—Heads for reproducing using optical beam of radiation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
    • 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
    • G11B7/0901—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 for track following only
    • G11B7/0903—Multi-beam tracking systems
    • 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
    • G11B7/0908—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 for focusing only
    • G11B7/0909—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 for focusing only by astigmatic methods
    • 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
    • G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
    • 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
    • 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
    • G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
FR9511706A 1994-10-06 1995-10-05 Tete optique et son procede de fabrication Expired - Fee Related FR2725547B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24277894 1994-10-06
JP7067756A JP2806293B2 (ja) 1994-10-06 1995-03-27 光ピックアップ及びその製造方法

Publications (2)

Publication Number Publication Date
FR2725547A1 FR2725547A1 (fr) 1996-04-12
FR2725547B1 true FR2725547B1 (fr) 1999-03-05

Family

ID=26408970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9511706A Expired - Fee Related FR2725547B1 (fr) 1994-10-06 1995-10-05 Tete optique et son procede de fabrication

Country Status (4)

Country Link
US (2) US5790502A (fr)
JP (1) JP2806293B2 (fr)
FR (1) FR2725547B1 (fr)
NL (1) NL1001343C2 (fr)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5910854A (en) * 1993-02-26 1999-06-08 Donnelly Corporation Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processes for making such solid films and devices
US5668663A (en) * 1994-05-05 1997-09-16 Donnelly Corporation Electrochromic mirrors and devices
US6891563B2 (en) 1996-05-22 2005-05-10 Donnelly Corporation Vehicular vision system
US5886971A (en) * 1996-09-27 1999-03-23 Digital Optics Corporation Optical head structures including support substrates adjacent transparent substrates and related methods
US8153957B2 (en) 1996-09-27 2012-04-10 Digitaloptics Corporation East Integrated optical imaging systems including an interior space between opposing substrates and associated methods
US5771218A (en) * 1996-09-27 1998-06-23 Digital Optics Corporation Passively aligned integrated optical head including light source, detector, and optical element and methods of forming same
US5912872A (en) * 1996-09-27 1999-06-15 Digital Optics Corporation Integrated optical apparatus providing separated beams on a detector and associated methods
US6556533B1 (en) * 1996-10-01 2003-04-29 Matsushita Electric Industrial Co., Ltd. Optical pickup device
US6181666B1 (en) * 1996-10-21 2001-01-30 Olympus Optical Company, Ltd. Optical pickup
JPH10222863A (ja) * 1996-12-06 1998-08-21 Pioneer Electron Corp 光ピックアップ装置
US20010050892A1 (en) * 1997-07-11 2001-12-13 Yoshitaka Takahashi Optical disk apparatus compatible with different types of mediums
US6124886A (en) 1997-08-25 2000-09-26 Donnelly Corporation Modular rearview mirror assembly
US6326613B1 (en) 1998-01-07 2001-12-04 Donnelly Corporation Vehicle interior mirror assembly adapted for containing a rain sensor
US8294975B2 (en) 1997-08-25 2012-10-23 Donnelly Corporation Automotive rearview mirror assembly
US6172613B1 (en) 1998-02-18 2001-01-09 Donnelly Corporation Rearview mirror assembly incorporating vehicle information display
US6487016B1 (en) * 1997-08-26 2002-11-26 Matsushita Electric Industrial Co., Ltd. Optical head
JP3638417B2 (ja) * 1997-10-24 2005-04-13 富士通株式会社 光ピックアップ
US6445287B1 (en) * 2000-02-28 2002-09-03 Donnelly Corporation Tire inflation assistance monitoring system
US8288711B2 (en) 1998-01-07 2012-10-16 Donnelly Corporation Interior rearview mirror system with forwardly-viewing camera and a control
JP3407679B2 (ja) 1998-03-24 2003-05-19 日本電気株式会社 光ヘッド及び光ヘッドの製造装置
US6693517B2 (en) 2000-04-21 2004-02-17 Donnelly Corporation Vehicle mirror assembly communicating wirelessly with vehicle accessories and occupants
US6329925B1 (en) 1999-11-24 2001-12-11 Donnelly Corporation Rearview mirror assembly with added feature modular display
US6477464B2 (en) * 2000-03-09 2002-11-05 Donnelly Corporation Complete mirror-based global-positioning system (GPS) navigation solution
JP2000182253A (ja) * 1998-12-15 2000-06-30 Sony Corp 情報記録再生装置
JP3437517B2 (ja) * 1999-02-16 2003-08-18 キヤノン株式会社 二次元位相型光学素子の作製方法
JP2001056952A (ja) * 1999-08-19 2001-02-27 Hitachi Ltd 光ヘッド装置およびその製造方法
US6903756B1 (en) * 1999-10-14 2005-06-07 Jarbridge, Inc. Merged images viewed via a virtual storage closet
KR100516786B1 (ko) 2000-02-21 2005-09-22 마츠시타 덴끼 산교 가부시키가이샤 광 픽업 장치
AU2001243285A1 (en) 2000-03-02 2001-09-12 Donnelly Corporation Video mirror systems incorporating an accessory module
US7370983B2 (en) 2000-03-02 2008-05-13 Donnelly Corporation Interior mirror assembly with display
US7167796B2 (en) 2000-03-09 2007-01-23 Donnelly Corporation Vehicle navigation system for use with a telematics system
US6760297B2 (en) * 2000-03-15 2004-07-06 Kabushiki Kaisha Toshiba Substrate unit for optical head and method for manufacturing the same
US6909687B2 (en) * 2000-03-29 2005-06-21 Sanyo Electric Co., Ltd. Optical pickup with a diffraction element consist of six regions providing spatial variation corresponding to a focas state
JP2002109778A (ja) * 2000-09-29 2002-04-12 Pioneer Electronic Corp 光ピックアップ装置
JP2002163837A (ja) * 2000-11-27 2002-06-07 Pioneer Electronic Corp 光ピックアップ装置及びレーザダイオードチップ
US7255451B2 (en) 2002-09-20 2007-08-14 Donnelly Corporation Electro-optic mirror cell
US7581859B2 (en) 2005-09-14 2009-09-01 Donnelly Corp. Display device for exterior rearview mirror
EP1363810B1 (fr) 2001-01-23 2007-05-30 Donnelly Corporation Systeme d'eclairage ameliore destine a un vehicule
EP1300698B1 (fr) * 2001-10-01 2011-11-02 Sony Corporation Prisme sélecteur de polarisation pour projecteur
EP1304586A3 (fr) * 2001-10-19 2004-01-07 Matsushita Electric Industrial Co., Ltd. Elément optique, méthode de fabrication de cet élément optique et tête optique l'utilisant
US7146064B2 (en) * 2001-12-21 2006-12-05 Gsi Group Corporation System and method for producing optical circuits
WO2003079338A2 (fr) 2002-03-20 2003-09-25 Matsushita Electric Industrial Co., Ltd. Procede de focalisation et de commande de poursuite dans un lecteur optique
US6918674B2 (en) * 2002-05-03 2005-07-19 Donnelly Corporation Vehicle rearview mirror system
WO2003105099A1 (fr) 2002-06-06 2003-12-18 Donnelly Corporation Systeme de miroir de courtoisie interieur a boussole
US7329013B2 (en) 2002-06-06 2008-02-12 Donnelly Corporation Interior rearview mirror system with compass
JP2004127482A (ja) * 2002-08-07 2004-04-22 Sharp Corp 光ピックアップ装置
WO2004026633A2 (fr) * 2002-09-20 2004-04-01 Donnelly Corporation Ensemble d'elements a reflexion speculaire
US7310177B2 (en) 2002-09-20 2007-12-18 Donnelly Corporation Electro-optic reflective element assembly
JP4100155B2 (ja) * 2002-12-05 2008-06-11 オムロン株式会社 発光光源、発光光源アレイ及び当該発光光源を用いた機器
US7289037B2 (en) 2003-05-19 2007-10-30 Donnelly Corporation Mirror assembly for vehicle
US7446924B2 (en) 2003-10-02 2008-11-04 Donnelly Corporation Mirror reflective element assembly including electronic component
US7308341B2 (en) 2003-10-14 2007-12-11 Donnelly Corporation Vehicle communication system
JP3836483B2 (ja) * 2004-08-25 2006-10-25 シャープ株式会社 光集積ユニットおよびそれを備えた光ピックアップ装置
US20060086898A1 (en) * 2004-10-26 2006-04-27 Matsushita Electric Industrial Co., Ltd. Method and apparatus of making highly repetitive micro-pattern using laser writer
ATE517368T1 (de) 2005-05-16 2011-08-15 Donnelly Corp Fahrzeugspiegelanordnung mit zeichen am reflektierenden teil
CN101535087B (zh) 2005-11-01 2013-05-15 唐纳利公司 具有显示装置的内部后视镜
US20080049583A1 (en) * 2006-08-25 2008-02-28 Tatsuro Ide Optical pickup device
US8958070B2 (en) * 2007-05-29 2015-02-17 OptoTrace (SuZhou) Technologies, Inc. Multi-layer variable micro structure for sensing substance
US8154418B2 (en) 2008-03-31 2012-04-10 Magna Mirrors Of America, Inc. Interior rearview mirror system
CN108803070A (zh) * 2017-05-02 2018-11-13 颢天光电股份有限公司 装配装置及其方法
CN108803069A (zh) * 2017-05-02 2018-11-13 颢天光电股份有限公司 装配装置及其方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1091966A (fr) * 1976-10-15 1980-12-23 Chiaki Kojima Appareil de lecture de signaux enregistres sur support
JPS5971141A (ja) * 1982-10-14 1984-04-21 Mitsubishi Electric Corp 光学的信号読出し装置
JPS62117150A (ja) * 1985-11-15 1987-05-28 Alps Electric Co Ltd 光学式ピツクアツプ
JPS6427043A (en) * 1987-07-23 1989-01-30 Olympus Optical Co Optical pickup device
JPH01273238A (ja) * 1988-04-25 1989-11-01 Sony Corp 光学ヘッド装置
EP0339722B1 (fr) * 1988-04-26 1993-10-06 Koninklijke Philips Electronics N.V. Dispositif pour explorer un support d'enregistrement magnéto-optique
NL8802988A (nl) * 1988-12-05 1990-07-02 Philips Nv Inrichting voor het met optische straling aftasten van een informatievlak.
US5200946A (en) * 1991-10-02 1993-04-06 Honeywell Inc. Simple magneto-optic rewritable head for roughedized environments
JP3167171B2 (ja) * 1992-03-09 2001-05-21 アルプス電気株式会社 光ヘッド
JP3366017B2 (ja) * 1992-03-13 2003-01-14 アルプス電気株式会社 光ヘッド
JP3200171B2 (ja) * 1992-06-10 2001-08-20 パイオニア株式会社 光ディスクプレーヤ
JP3255306B2 (ja) * 1992-12-30 2002-02-12 ソニー株式会社 光磁気検出器及び光磁気デイスク装置

Also Published As

Publication number Publication date
NL1001343C2 (nl) 1998-07-15
US5978344A (en) 1999-11-02
FR2725547A1 (fr) 1996-04-12
US5790502A (en) 1998-08-04
JPH08161768A (ja) 1996-06-21
JP2806293B2 (ja) 1998-09-30
NL1001343A1 (nl) 1996-04-09

Similar Documents

Publication Publication Date Title
FR2725547B1 (fr) Tete optique et son procede de fabrication
KR960008371A (ko) 안과용 렌즈 및 그의 제조방법
FR2750253B1 (fr) Module electro-optique integre et son procede de fabrication
FR2775123B1 (fr) Module thermoelectrique et son procede de fabrication
DE69225068T2 (de) Optisches modul und herstellungsverfahren dafür
DE69414208D1 (de) Optischer Halbleitervorrichtung und Herstellungsverfahren
DE69811861D1 (de) Optisches herstellungsverfahren und - gerät
KR960001899A (ko) 광가공장치 및 방법
DE69323958T2 (de) Optische Wellenleiter-Anordnung und Herstellungsmethode
BR9001859A (pt) Processo de fabricacao de embolo e embolo
KR910001409A (ko) 광부품 및 그 제조방법
FR2681440B1 (fr) Commutateur optique et procede de fabrication de ce commutateur.
DE69523100D1 (de) Oberflaechenemittierender laser und herstellungsverfahren
KR960013145A (ko) 광어셈블리 및 그것의 제조방법
FR2676548B1 (fr) Coupleur optique et son procede de fabrication.
FR2744811B1 (fr) Lentille d'objectif, tete de lecture optique comportant celle-ci et procede de fabrication de celle-ci
DE69524544T2 (de) Brillenglas und Herstellungsverfahren desselben
FR2642063B1 (fr) Miroir et son procede de fabrication
KR960009144A (ko) 리드프레임과 그 제조방법
FR2765346B1 (fr) Procede de fabrication d'un conducteur optique
FR2742230B1 (fr) Accelerometre et procede de fabrication
FR2605417B1 (fr) Element optique resistant aux impacts et son procede de fabrication
FR2739095B1 (fr) Lentilles optiques et procedes de fabrication
KR970004195A (ko) 반도체 레이저장치 및 그 제조방법
FI921936A (fi) Menetelmä elementtirakenteen valmistamiseksi ja elementtirakenne

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20080630