JPS57210457A - Objective lense device - Google Patents

Objective lense device

Info

Publication number
JPS57210457A
JPS57210457A JP9624981A JP9624981A JPS57210457A JP S57210457 A JPS57210457 A JP S57210457A JP 9624981 A JP9624981 A JP 9624981A JP 9624981 A JP9624981 A JP 9624981A JP S57210457 A JPS57210457 A JP S57210457A
Authority
JP
Japan
Prior art keywords
cylinder
objective
neutral point
supporting plate
holding mechanism
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.)
Granted
Application number
JP9624981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6212570B2 (enrdf_load_stackoverflow
Inventor
Hajime Yano
Katsuaki Tsurushima
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
Priority to JP9624981A priority Critical patent/JPS57210457A/ja
Publication of JPS57210457A publication Critical patent/JPS57210457A/ja
Publication of JPS6212570B2 publication Critical patent/JPS6212570B2/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
    • G11B7/08—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

  • Automatic Focus Adjustment (AREA)
  • Optical Recording Or Reproduction (AREA)
JP9624981A 1981-06-22 1981-06-22 Objective lense device Granted JPS57210457A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9624981A JPS57210457A (en) 1981-06-22 1981-06-22 Objective lense device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9624981A JPS57210457A (en) 1981-06-22 1981-06-22 Objective lense device

Publications (2)

Publication Number Publication Date
JPS57210457A true JPS57210457A (en) 1982-12-24
JPS6212570B2 JPS6212570B2 (enrdf_load_stackoverflow) 1987-03-19

Family

ID=14159938

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9624981A Granted JPS57210457A (en) 1981-06-22 1981-06-22 Objective lense device

Country Status (1)

Country Link
JP (1) JPS57210457A (enrdf_load_stackoverflow)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6015835A (ja) * 1983-07-05 1985-01-26 Mitsubishi Electric Corp 光学手段駆動装置
JPS6028040A (ja) * 1983-07-22 1985-02-13 Sharp Corp 光学的情報読取装置
JPS6028037A (ja) * 1983-07-22 1985-02-13 Sharp Corp 光学的情報読取装置
JPS6047128U (ja) * 1983-09-08 1985-04-03 三洋電機株式会社 対物レンズ駆動装置
JPS6080516U (ja) * 1983-11-05 1985-06-04 ソニー株式会社 光学ピツクアツプ装置の対物レンズ駆動装置
JPS60102729U (ja) * 1983-12-20 1985-07-13 シャープ株式会社 レンズ駆動装置
JPS60136926A (ja) * 1983-12-26 1985-07-20 Sharp Corp 対物レンズ駆動装置
JPS60138742A (ja) * 1983-12-27 1985-07-23 Toshiba Corp 対物レンズ駆動装置
JPS60194718U (ja) * 1984-06-05 1985-12-25 シャープ株式会社 対物レンズ装置
JPS613334A (ja) * 1984-06-14 1986-01-09 Sharp Corp 対物レンズ駆動装置
JPS61118117U (enrdf_load_stackoverflow) * 1984-12-28 1986-07-25
JPS63135521U (enrdf_load_stackoverflow) * 1986-09-25 1988-09-06
US5044729A (en) * 1988-09-30 1991-09-03 Matsushita Electric Industrial Co., Ltd. Objective lens actuator
CN110286460A (zh) * 2019-07-15 2019-09-27 西安应用光学研究所 一种连续变焦镜头用单边定位凸轮驱动机构

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02151550A (ja) * 1988-11-30 1990-06-11 Fujitsu Ten Ltd ワイパ制御装置

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6015835A (ja) * 1983-07-05 1985-01-26 Mitsubishi Electric Corp 光学手段駆動装置
JPS6028040A (ja) * 1983-07-22 1985-02-13 Sharp Corp 光学的情報読取装置
JPS6028037A (ja) * 1983-07-22 1985-02-13 Sharp Corp 光学的情報読取装置
JPS6047128U (ja) * 1983-09-08 1985-04-03 三洋電機株式会社 対物レンズ駆動装置
JPS6080516U (ja) * 1983-11-05 1985-06-04 ソニー株式会社 光学ピツクアツプ装置の対物レンズ駆動装置
JPS60102729U (ja) * 1983-12-20 1985-07-13 シャープ株式会社 レンズ駆動装置
US4678276A (en) * 1983-12-26 1987-07-07 Sharp Kabushiki Kaisha Objective lens drive/support mechanism in an optical disc player
JPS60136926A (ja) * 1983-12-26 1985-07-20 Sharp Corp 対物レンズ駆動装置
JPS60138742A (ja) * 1983-12-27 1985-07-23 Toshiba Corp 対物レンズ駆動装置
JPS60194718U (ja) * 1984-06-05 1985-12-25 シャープ株式会社 対物レンズ装置
JPS613334A (ja) * 1984-06-14 1986-01-09 Sharp Corp 対物レンズ駆動装置
JPS61118117U (enrdf_load_stackoverflow) * 1984-12-28 1986-07-25
JPS63135521U (enrdf_load_stackoverflow) * 1986-09-25 1988-09-06
US5044729A (en) * 1988-09-30 1991-09-03 Matsushita Electric Industrial Co., Ltd. Objective lens actuator
CN110286460A (zh) * 2019-07-15 2019-09-27 西安应用光学研究所 一种连续变焦镜头用单边定位凸轮驱动机构
CN110286460B (zh) * 2019-07-15 2021-03-26 西安应用光学研究所 一种连续变焦镜头用单边定位凸轮驱动机构

Also Published As

Publication number Publication date
JPS6212570B2 (enrdf_load_stackoverflow) 1987-03-19

Similar Documents

Publication Publication Date Title
JPS57210457A (en) Objective lense device
SE8700144D0 (sv) Elektronisk brytare
JPS56150963A (en) Rotary driving device
JPS51138437A (en) Device for driving optical blades
EP0079089A3 (en) Device for performing a rotary motion
ATE140099T1 (de) Antrieb für einen elektrischen leistungsschalter
ES276936U (es) Horquilla de mando para tope de desembrague.
IT7923481V0 (it) Dispositivo per trasformare un movimento di rotazione in un movimento di traslazione, o l'opposto.
JPS6431337A (en) Sample shifting/inclining device for electron microscope or the like
US4406173A (en) Control device for reciprocating member
ATE44191T1 (de) Schalter mit schwenkbarem kontakttraeger.
JPS6411212A (en) Zooming mechanism for zoom lens
JPS5276564A (en) Electrically-driven driving unit
GB2020111A (en) Snap switch having a contact bridge operated by a push-rod
DE3865897D1 (de) Antriebsvorrichtung mit andruckelement.
JPS527254A (en) Reader
ES471613A1 (es) Perfeccionamientos en mecanismos multiplicadores de esfuerzo
ATE31484T1 (de) Antriebsgeraet verwendbar in einem beweglichen spielzeug.
JPS5351832A (en) Pivot mechanism
JPS557649A (en) Photo encoder
JPS56150707A (en) Matrix type driving part of optical switch
ES424180A1 (es) Perfeccionamientos en esmeriladoras oscilantes.
JPS5374027A (en) Optical system drive system for magnification change device
SE8702016D0 (sv) Sett vid cirkelsagblad, samt anordning for utforande av settet
JPS55144797A (en) Electromagnetic driving device