NL8203661A - Focusseer-lens bedieningsinrichting. - Google Patents

Focusseer-lens bedieningsinrichting. Download PDF

Info

Publication number
NL8203661A
NL8203661A NL8203661A NL8203661A NL8203661A NL 8203661 A NL8203661 A NL 8203661A NL 8203661 A NL8203661 A NL 8203661A NL 8203661 A NL8203661 A NL 8203661A NL 8203661 A NL8203661 A NL 8203661A
Authority
NL
Netherlands
Prior art keywords
focusing lens
operating
lens according
frame
cylindrical hollow
Prior art date
Application number
NL8203661A
Other languages
English (en)
Dutch (nl)
Original Assignee
Mansei Kogyo Kk
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 Mansei Kogyo Kk filed Critical Mansei Kogyo Kk
Publication of NL8203661A publication Critical patent/NL8203661A/nl

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
    • G11B7/0927—Electromechanical actuators for lens positioning for focusing only
    • 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

  • Optical Recording Or Reproduction (AREA)
NL8203661A 1981-09-22 1982-09-21 Focusseer-lens bedieningsinrichting. NL8203661A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14174881 1981-09-22
JP1981141748U JPS5848033U (ja) 1981-09-22 1981-09-22 レンズ駆動装置

Publications (1)

Publication Number Publication Date
NL8203661A true NL8203661A (nl) 1983-04-18

Family

ID=15299276

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8203661A NL8203661A (nl) 1981-09-22 1982-09-21 Focusseer-lens bedieningsinrichting.

Country Status (6)

Country Link
US (1) US4511212A (fr)
JP (1) JPS5848033U (fr)
DE (1) DE3235103A1 (fr)
FR (1) FR2513391B1 (fr)
GB (1) GB2106664B (fr)
NL (1) NL8203661A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3346552A1 (de) * 1982-12-23 1984-06-28 Konishiroku Photo Industry Co., Ltd., Tokio/Tokyo Kamera
US4646283A (en) * 1983-05-31 1987-02-24 Matsushita Electric Industrial Co., Ltd. Objective lens driving apparatus for optical disc player
US4696566A (en) * 1984-02-08 1987-09-29 Sharp Kabushiki Kaisha Three-dimensional driving arrangement
JPS6124820U (ja) * 1984-07-13 1986-02-14 パイオニア株式会社 レンズ駆動装置
US4745589A (en) * 1984-10-04 1988-05-17 Seiko Epson Kabushiki Kaisha Objective lens actuator having movements restricting control means for an optical head
US4673261A (en) * 1985-05-16 1987-06-16 Alessi Industries, Inc. Motion control apparatus for precise repeatable positioning
US4750164A (en) * 1985-12-09 1988-06-07 Canon Kabushiki Kaisha Optical system driving device
NL8701526A (nl) * 1987-06-30 1989-01-16 Philips Nv Inrichting voor het optisch aftasten van een roterende plaat.
US4945526A (en) * 1988-10-18 1990-07-31 Laser Magnetic Storage International Company Actuator assembly for optical disk systems
GB2233107B (en) * 1989-06-07 1993-09-01 Unisys Corp Lens shuttle mechanism for microfilmer camera
US5416640A (en) * 1989-11-24 1995-05-16 Matsushita Electric Industrial Co., Ltd. Objective actuator
JP3315893B2 (ja) * 1997-05-27 2002-08-19 旭光学工業株式会社 光学偏向装置の電磁駆動装置
GB2344188A (en) * 1998-11-26 2000-05-31 Marconi Electronic Syst Ltd Force decoupler system for mirror on flexible mount
TWM295268U (en) * 2006-01-13 2006-08-01 Yung-Yu Juang Focus module
US7733586B2 (en) * 2008-05-16 2010-06-08 Ffei Limited Lens positioning assembly

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2025280A1 (de) * 1970-05-23 1971-12-09 Licentia Patent Verwaltungs GmbH, 6000 Frankfurt Halterung fur ein Objektiv
DE2207107A1 (de) * 1972-02-16 1973-08-30 Leitz Ernst Gmbh Anordnung zum ausgleich von durch luftdruckschwankungen verursachten brennweitenaenderungen optischer systeme
JPS5429082B2 (fr) * 1973-07-31 1979-09-20
US3932700A (en) * 1974-02-04 1976-01-13 Zenith Radio Corporation Focus tracking registration for optical reproducing systems
GB1476583A (en) * 1975-03-13 1977-06-16 Geometric Data Corp Fine focus assembly
JPS54135505A (en) * 1978-04-12 1979-10-20 Toshiba Corp Lens support structure
FR2425782B1 (fr) * 1978-05-10 1988-02-12 Olympus Optical Co Appareil de lecture d'informations optiques
JPS5538639A (en) * 1978-09-07 1980-03-18 Pioneer Video Corp Servo drawing-in unit for focus lens of optical information reader
GB2052829B (en) * 1979-04-27 1983-01-12 Olympus Optical Co Apparatus for driving objective lens in tracking direction
DE3042676A1 (de) * 1979-11-12 1981-05-21 Mansei Kogyo K.K., Kawaguchi, Saitama Abtastvorrichtung zur verwendung in einem geraet zum lesen von video- und/oder tonfrequenzinformation
JPS57117133A (en) * 1981-01-09 1982-07-21 Olympus Optical Co Ltd Objective lens drive device

Also Published As

Publication number Publication date
FR2513391B1 (fr) 1988-03-25
JPS632997Y2 (fr) 1988-01-25
GB2106664B (en) 1985-07-24
DE3235103A1 (de) 1983-04-07
DE3235103C2 (fr) 1987-11-12
GB2106664A (en) 1983-04-13
JPS5848033U (ja) 1983-03-31
FR2513391A1 (fr) 1983-03-25
US4511212A (en) 1985-04-16

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed