JPH0514334B2 - - Google Patents

Info

Publication number
JPH0514334B2
JPH0514334B2 JP59157091A JP15709184A JPH0514334B2 JP H0514334 B2 JPH0514334 B2 JP H0514334B2 JP 59157091 A JP59157091 A JP 59157091A JP 15709184 A JP15709184 A JP 15709184A JP H0514334 B2 JPH0514334 B2 JP H0514334B2
Authority
JP
Japan
Prior art keywords
objective lens
lens unit
lens system
optical axis
electromagnetic driving
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 - Lifetime
Application number
JP59157091A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60242526A (ja
Inventor
Adorianusu Mariusu Fuan Aremu Antoniusu
Buunsutora Ryuube
Deiiku Detsukaa Burankasu
Teodorusu Adorianusu Fuan Do Fueerudonku Yohanesu
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 JPS60242526A publication Critical patent/JPS60242526A/ja
Publication of JPH0514334B2 publication Critical patent/JPH0514334B2/ja
Granted 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
    • 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
    • G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking
    • 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
    • G11B7/0932—Details of sprung supports

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Automatic Focus Adjustment (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Optical Head (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
  • Vehicle Body Suspensions (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Communication System (AREA)
JP59157091A 1976-05-12 1984-07-27 光学走査装置 Granted JPS60242526A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7605043 1976-05-12
NLAANVRAGE7605043,A NL176315C (nl) 1976-05-12 1976-05-12 Optische aftastinrichting.

Publications (2)

Publication Number Publication Date
JPS60242526A JPS60242526A (ja) 1985-12-02
JPH0514334B2 true JPH0514334B2 (US06623731-20030923-C00052.png) 1993-02-24

Family

ID=19826177

Family Applications (5)

Application Number Title Priority Date Filing Date
JP52052723A Expired JPS5836414B2 (ja) 1976-05-12 1977-05-10 光学走査装置
JP57048191A Granted JPS57181439A (en) 1976-05-12 1982-03-27 Optical scanner
JP57048192A Granted JPS57181437A (en) 1976-05-12 1982-03-27 Optical scanner
JP59157092A Granted JPS60253032A (ja) 1976-05-12 1984-07-27 光学走査装置
JP59157091A Granted JPS60242526A (ja) 1976-05-12 1984-07-27 光学走査装置

Family Applications Before (4)

Application Number Title Priority Date Filing Date
JP52052723A Expired JPS5836414B2 (ja) 1976-05-12 1977-05-10 光学走査装置
JP57048191A Granted JPS57181439A (en) 1976-05-12 1982-03-27 Optical scanner
JP57048192A Granted JPS57181437A (en) 1976-05-12 1982-03-27 Optical scanner
JP59157092A Granted JPS60253032A (ja) 1976-05-12 1984-07-27 光学走査装置

Country Status (25)

Country Link
US (1) US4135083A (US06623731-20030923-C00052.png)
JP (5) JPS5836414B2 (US06623731-20030923-C00052.png)
AR (1) AR219292A1 (US06623731-20030923-C00052.png)
AT (1) AT355639B (US06623731-20030923-C00052.png)
AU (1) AU506108B2 (US06623731-20030923-C00052.png)
BE (1) BE854471A (US06623731-20030923-C00052.png)
BR (1) BR7702984A (US06623731-20030923-C00052.png)
CA (1) CA1094683A (US06623731-20030923-C00052.png)
CH (1) CH621426A5 (US06623731-20030923-C00052.png)
DD (1) DD130888A5 (US06623731-20030923-C00052.png)
DE (4) DE2760266C2 (US06623731-20030923-C00052.png)
DK (1) DK145867C (US06623731-20030923-C00052.png)
ES (1) ES458637A1 (US06623731-20030923-C00052.png)
FR (1) FR2351468B1 (US06623731-20030923-C00052.png)
GB (1) GB1580384A (US06623731-20030923-C00052.png)
HK (1) HK16181A (US06623731-20030923-C00052.png)
IT (1) IT1118202B (US06623731-20030923-C00052.png)
MX (1) MX144033A (US06623731-20030923-C00052.png)
NL (1) NL176315C (US06623731-20030923-C00052.png)
NO (1) NO150859C (US06623731-20030923-C00052.png)
NZ (1) NZ184038A (US06623731-20030923-C00052.png)
PL (1) PL115307B1 (US06623731-20030923-C00052.png)
SE (2) SE7705334L (US06623731-20030923-C00052.png)
YU (1) YU41297B (US06623731-20030923-C00052.png)
ZA (1) ZA772263B (US06623731-20030923-C00052.png)

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US4302830A (en) * 1978-05-10 1981-11-24 Olympus Optical Company Ltd. Optical information reading-out apparatus
FR2425782B1 (fr) * 1978-05-10 1988-02-12 Olympus Optical Co Appareil de lecture d'informations optiques
JPS5542369A (en) * 1978-09-19 1980-03-25 Mitsubishi Electric Corp Pickup controller
GB2060927B (en) * 1979-07-24 1984-02-01 Universal Pioneer Corp Signal reading device for optical discs
FR2474740A1 (fr) * 1980-01-24 1981-07-31 Thomson Csf Equipage mobile d'un lecteur enregistreur de videodisque, et lecteur enregistreur de videodisque comprenant un tel equipage
CA1132258A (en) * 1980-05-12 1982-09-21 Herman W. Willemsen Scanning head for an optical disc system
NL8004380A (nl) * 1980-07-31 1982-03-01 Philips Nv Optische inrichting voor het met een stralingsbundel inschrijven en/of uitlezen van registratiesporen.
JPS57103131A (en) * 1980-12-18 1982-06-26 Sony Corp Biaxial driver
FR2497377B1 (fr) * 1980-12-29 1985-06-28 Thomson Csf Dispositif d'exploration optique d'un support d'information
JPS57120240A (en) * 1981-01-16 1982-07-27 Sony Corp Optical disk player
US4482986A (en) * 1981-01-30 1984-11-13 Sony Corporation Objective lens mount for optical disc player
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NL8103305A (nl) * 1981-07-10 1983-02-01 Philips Nv Opto-elektronische inrichting voor het met een stralingsbundel inschrijven en/of uitlezen van registratiesporen.
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NL8303700A (nl) * 1983-10-27 1985-05-17 Philips Nv Electro-optische inrichting.
JPS6173248A (ja) * 1984-09-18 1986-04-15 Canon Inc 光学的記録再生装置の対物レンズ駆動装置
JPS60209937A (ja) * 1984-07-28 1985-10-22 Olympus Optical Co Ltd 光学的情報読取装置
JP2597973B2 (ja) * 1984-10-02 1997-04-09 株式会社東芝 光学ヘツド装置
JPS60121544A (ja) * 1984-10-22 1985-06-29 Hitachi Ltd 光学系走査装置
JPS61208641A (ja) * 1985-03-13 1986-09-17 Olympus Optical Co Ltd 光学的情報記録再生装置
JPH0728589Y2 (ja) * 1985-07-15 1995-06-28 日本コロムビア株式会社 光ピツクアツプ
US4879708A (en) * 1985-07-30 1989-11-07 Laser Magnetic Storage International Company Optical disk tracking and seeking systems specific track formats using wobbled pits
ATE84631T1 (de) * 1985-07-30 1993-01-15 Philips Nv Generatorkreis fuer spursignal und aufzeichnungstraeger dafuer.
US4879707A (en) * 1985-07-30 1989-11-07 Laser Magnetic Storage International Company Optical disk tracking and seeking systems specific track formats using discontinuities
US4959823A (en) * 1985-07-30 1990-09-25 Laser Magnetic Storage International Company Tracking and seeking system for use with an optical record carrier having a wobbled track format
JPH0612576B2 (ja) * 1985-08-24 1994-02-16 オリンパス光学工業株式会社 ピックアップ装置
JPS6182340A (ja) * 1985-08-24 1986-04-25 Olympus Optical Co Ltd ピツクアツプ装置
JPS6182338A (ja) * 1985-08-24 1986-04-25 Olympus Optical Co Ltd ピツクアツプ装置
JPS6187232A (ja) * 1985-09-07 1986-05-02 Olympus Optical Co Ltd 対物レンズ支持装置
JPS62137732A (ja) * 1985-12-09 1987-06-20 Canon Inc 光学系支持装置
CA1281815C (en) * 1986-01-16 1991-03-19 Shunzo Takahashi Reader/writer apparatus for optical memory card
US4956833A (en) * 1986-03-31 1990-09-11 Asahi Kogaku Kogyo Kabushiki Kaisha Objective driving device for an optical disk apparatus
US5001694A (en) * 1986-05-06 1991-03-19 Pencom International Corp. Tracking and focus actuator for a holographic optical head
US4799210A (en) * 1986-11-05 1989-01-17 Unisys Corporation Fiber optic read/write head for an optical disk memory system
JPS6326844A (ja) * 1987-06-11 1988-02-04 Mitsubishi Electric Corp 光学式情報再生装置の集光手段支持装置
JPH01166341A (ja) * 1987-12-23 1989-06-30 Oki Electric Ind Co Ltd 光学ヘッド
US5031166A (en) * 1988-01-25 1991-07-09 Laser Magnetic Storage International Company Optical disk tracking and seeking systems and specific track formats using discontinuities and circuitry therefor
JPH0321099A (ja) * 1989-06-19 1991-01-29 Nippon Telegr & Teleph Corp <Ntt> 電子機器取付け構造
US5146441A (en) * 1990-05-26 1992-09-08 Pioneer Electronic Corporation Supporting device of an optical pickup
DE4134803A1 (de) * 1991-10-22 1993-04-29 Thomson Brandt Gmbh Optische abtastvorrichtung mit einem linsenhalter
US5790510A (en) * 1992-11-12 1998-08-04 Seiko Epson Corporation Optical component drive device including nonparallel elastic plates
DE4306248A1 (de) * 1993-03-01 1994-09-08 Thomson Brandt Gmbh Kompensierende Aktuatorsteuerung
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US6178150B1 (en) 1996-07-30 2001-01-23 Seagate Technology Inc. Offset optics for use with optical heads
US6850475B1 (en) 1996-07-30 2005-02-01 Seagate Technology, Llc Single frequency laser source for optical data storage system
US5940549A (en) * 1996-07-30 1999-08-17 Seagate Technology, Incorporated Optical system and method using optical fibers for storage and retrieval of information
US6058094A (en) * 1996-07-30 2000-05-02 Seagate Technology Inc. Flying magneto-optical head with a steerable mirror
US5850375A (en) * 1996-07-30 1998-12-15 Seagate Technology, Inc. System and method using optical fibers in a data storage and retrieval system
JP3833895B2 (ja) 1998-03-30 2006-10-18 シーゲイト テクノロジー エルエルシー スプリアス反射からの雑音を低減する手段を備えた光データ記憶システム
US6298027B1 (en) 1998-03-30 2001-10-02 Seagate Technology Llc Low-birefringence optical fiber for use in an optical data storage system
US6574015B1 (en) 1998-05-19 2003-06-03 Seagate Technology Llc Optical depolarizer
US6137105A (en) 1998-06-02 2000-10-24 Science Applications International Corporation Multiple parallel source scanning device
US6246658B1 (en) 1998-06-02 2001-06-12 Science Applications International Corporation Multiple channel scanning device using optoelectronic switching
US6091067A (en) * 1998-06-02 2000-07-18 Science Applications International Corporation Scanning device using fiber optic bimorph
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JP2006505882A (ja) * 2002-11-06 2006-02-16 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ ディスクの読み出し／又は書き込み装置
KR101593260B1 (ko) * 2012-06-22 2016-02-11 코오롱인더스트리 주식회사 고리형 올레핀 공중합체의 제조방법

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Also Published As

Publication number Publication date
ATA333077A (de) 1979-08-15
FR2351468B1 (fr) 1986-02-14
DE2760265C2 (US06623731-20030923-C00052.png) 1987-12-03
DK201577A (da) 1977-11-13
AT355639B (de) 1980-03-10
AU2498877A (en) 1978-11-16
YU41297B (en) 1987-02-28
NL176315C (nl) 1985-03-18
ZA772263B (en) 1978-11-29
BR7702984A (pt) 1978-01-10
DD130888A5 (de) 1978-05-10
JPS57181439A (en) 1982-11-08
DK145867B (da) 1983-03-21
NO771618L (no) 1977-11-15
JPS60253032A (ja) 1985-12-13
DE2719082C2 (de) 1986-10-02
CH621426A5 (US06623731-20030923-C00052.png) 1981-01-30
SE411264B (sv) 1979-12-10
NO150859C (no) 1985-01-09
AR219292A1 (es) 1980-08-15
DE2760264C2 (de) 1986-08-21
NZ184038A (en) 1980-05-08
HK16181A (en) 1981-05-01
ES458637A1 (es) 1978-02-01
PL115307B1 (en) 1981-03-31
JPH0322656B2 (US06623731-20030923-C00052.png) 1991-03-27
DE2760266A1 (US06623731-20030923-C00052.png) 1985-03-14
NL176315B (nl) 1984-10-16
BE854471A (fr) 1977-11-10
JPS52138903A (en) 1977-11-19
US4135083A (en) 1979-01-16
NO150859B (no) 1984-09-17
YU119377A (en) 1982-06-30
DK145867C (da) 1983-09-12
FR2351468A1 (fr) 1977-12-09
JPS6349293B2 (US06623731-20030923-C00052.png) 1988-10-04
DE2760264A1 (US06623731-20030923-C00052.png) 1985-05-02
DE2760266C2 (US06623731-20030923-C00052.png) 1987-12-10
JPS5836414B2 (ja) 1983-08-09
IT1118202B (it) 1986-02-24
JPS60242526A (ja) 1985-12-02
DE2760265A1 (US06623731-20030923-C00052.png) 1985-03-28
NL7605043A (nl) 1977-11-15
CA1094683A (en) 1981-01-27
JPS57181437A (en) 1982-11-08
GB1580384A (en) 1980-12-03
SE7705334L (sv) 1977-11-13
MX144033A (es) 1981-08-19
JPH0130229B2 (US06623731-20030923-C00052.png) 1989-06-16
DE2719082A1 (de) 1977-11-24
AU506108B2 (en) 1979-12-13

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