HK72996A - Optical scanning device with lens-holder - Google Patents

Optical scanning device with lens-holder

Info

Publication number
HK72996A
HK72996A HK72996A HK72996A HK72996A HK 72996 A HK72996 A HK 72996A HK 72996 A HK72996 A HK 72996A HK 72996 A HK72996 A HK 72996A HK 72996 A HK72996 A HK 72996A
Authority
HK
Hong Kong
Prior art keywords
lens
holder
scanning device
optical scanning
optical
Prior art date
Application number
HK72996A
Other languages
English (en)
Inventor
Tsuneo Suzuki
Raimund Roesler
Stefanie Storz
Guenther Hauser
Olaf Laser
Peter Looser
Shunichi Maruyama
Original Assignee
Thomson Brandt Gmbh
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 Thomson Brandt Gmbh filed Critical Thomson Brandt Gmbh
Publication of HK72996A publication Critical patent/HK72996A/xx

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
HK72996A 1991-10-22 1996-04-25 Optical scanning device with lens-holder HK72996A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4134803A DE4134803A1 (de) 1991-10-22 1991-10-22 Optische abtastvorrichtung mit einem linsenhalter
PCT/EP1992/002355 WO1993008566A1 (fr) 1991-10-22 1992-10-13 Dispositif de balayage optique a porte-lentille

Publications (1)

Publication Number Publication Date
HK72996A true HK72996A (en) 1996-05-03

Family

ID=6443148

Family Applications (1)

Application Number Title Priority Date Filing Date
HK72996A HK72996A (en) 1991-10-22 1996-04-25 Optical scanning device with lens-holder

Country Status (7)

Country Link
US (1) US5541763A (fr)
EP (1) EP0609283B1 (fr)
JP (1) JPH07502852A (fr)
DE (2) DE4134803A1 (fr)
ES (1) ES2077435T3 (fr)
HK (1) HK72996A (fr)
WO (1) WO1993008566A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5790510A (en) * 1992-11-12 1998-08-04 Seiko Epson Corporation Optical component drive device including nonparallel elastic plates
DE69326541T2 (de) * 1992-11-12 2000-01-05 Seiko Epson Corp., Tokio/Tokyo Vorrichtung zum antrieb eines optischen teiles
US5715231A (en) * 1993-09-14 1998-02-03 Kabushiki Kaisha Toshiba Objective lens driving apparatus and optical head driving apparatus
EP0643386A1 (fr) * 1993-09-14 1995-03-15 Kabushiki Kaisha Toshiba Appareil d'entraînement pour objectif et appareil d'entraînement pour tête optique
EP0798705B1 (fr) * 1996-03-28 2003-03-05 Kabushiki Kaisha Toshiba Appareil d'entraínement pour une lentille d'objectif

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1212206B (de) * 1961-05-15 1966-03-10 Compteurs Comp D Drehspulmessinstrument
NL181060C (nl) * 1975-10-03 1987-06-01 Philips Nv Electromagnetisch bestuurbare straaldeflectie-inrichting.
NL176315C (nl) * 1976-05-12 1985-03-18 Philips Nv Optische aftastinrichting.
JPS58163908U (ja) * 1982-04-27 1983-11-01 株式会社三協精機製作所 対物レンズ駆動装置
WO1984004841A1 (fr) * 1983-05-31 1984-12-06 Matsushita Electric Ind Co Ltd Dispositif d'entrainement des lentilles d'objectifs d'un lecteur de disques optiques
JPS61131243A (ja) * 1984-11-29 1986-06-18 Fujitsu Ltd 光学ヘツドアクチユエ−タ
US4752117A (en) * 1985-10-23 1988-06-21 Hitachi, Ltd. Objective lens driving device
JPS62107446A (ja) * 1985-11-05 1987-05-18 Seiko Instr & Electronics Ltd 対物レンズ駆動装置
US4978844A (en) * 1986-07-31 1990-12-18 Pioneer Electronic Corporation Optical element carrying printed substrate and optical head device using the substrate
JPS63257927A (ja) * 1987-04-15 1988-10-25 Pioneer Electronic Corp ピツクアツプアクチユエ−タ
US4906831A (en) * 1989-01-25 1990-03-06 Kenju Yomoda Optical pickup drive device
JP2765633B2 (ja) * 1989-11-02 1998-06-18 オリンパス光学工業株式会社 光学系支持装置
US5241424A (en) * 1990-07-12 1993-08-31 Konica Corporation Fine actuator
US5289318A (en) * 1990-07-31 1994-02-22 Canon Kabushiki Kaisha Optical apparatus provided with a driving unit for moving a lens

Also Published As

Publication number Publication date
WO1993008566A1 (fr) 1993-04-29
EP0609283B1 (fr) 1995-07-05
DE4134803A1 (de) 1993-04-29
JPH07502852A (ja) 1995-03-23
EP0609283A1 (fr) 1994-08-10
ES2077435T3 (es) 1995-11-16
US5541763A (en) 1996-07-30
DE59202827D1 (de) 1995-08-10

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)