NL8202451A - Optische inrichting. - Google Patents

Optische inrichting. Download PDF

Info

Publication number
NL8202451A
NL8202451A NL8202451A NL8202451A NL8202451A NL 8202451 A NL8202451 A NL 8202451A NL 8202451 A NL8202451 A NL 8202451A NL 8202451 A NL8202451 A NL 8202451A NL 8202451 A NL8202451 A NL 8202451A
Authority
NL
Netherlands
Prior art keywords
frame
drive means
objective
optical device
leaf spring
Prior art date
Application number
NL8202451A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips 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 Philips Nv filed Critical Philips Nv
Priority to NL8202451A priority Critical patent/NL8202451A/nl
Priority to US06/437,387 priority patent/US4490011A/en
Priority to JP58106586A priority patent/JPS595444A/ja
Priority to AU15740/83A priority patent/AU558514B2/en
Priority to CA000430320A priority patent/CA1241218A/en
Priority to KR1019830002636A priority patent/KR890001176B1/ko
Priority to ES523271A priority patent/ES8404085A1/es
Priority to DE8383200881T priority patent/DE3366250D1/de
Priority to EP83200881A priority patent/EP0097402B1/en
Publication of NL8202451A publication Critical patent/NL8202451A/nl
Priority to HK264/87A priority patent/HK26487A/xx
Priority to JP1991061039U priority patent/JPH0749618Y2/ja

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
    • 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)
  • Telescopes (AREA)
  • Lens Barrels (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Vibration Prevention Devices (AREA)
NL8202451A 1982-06-17 1982-06-17 Optische inrichting. NL8202451A (nl)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NL8202451A NL8202451A (nl) 1982-06-17 1982-06-17 Optische inrichting.
US06/437,387 US4490011A (en) 1982-06-17 1982-10-28 Optical device
KR1019830002636A KR890001176B1 (ko) 1982-06-17 1983-06-14 광학장치
AU15740/83A AU558514B2 (en) 1982-06-17 1983-06-14 Optical device
CA000430320A CA1241218A (en) 1982-06-17 1983-06-14 Optical device
JP58106586A JPS595444A (ja) 1982-06-17 1983-06-14 光学装置
ES523271A ES8404085A1 (es) 1982-06-17 1983-06-15 Un dispositivo optico, en particular dispositivo de enfoque para enfocar un haz luminoso sobre un disco optico.
DE8383200881T DE3366250D1 (en) 1982-06-17 1983-06-16 Optical device
EP83200881A EP0097402B1 (en) 1982-06-17 1983-06-16 Optical device
HK264/87A HK26487A (en) 1982-06-17 1987-04-02 Optical device
JP1991061039U JPH0749618Y2 (ja) 1982-06-17 1991-07-09 光学装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8202451A NL8202451A (nl) 1982-06-17 1982-06-17 Optische inrichting.
NL8202451 1982-06-17

Publications (1)

Publication Number Publication Date
NL8202451A true NL8202451A (nl) 1984-01-16

Family

ID=19839898

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8202451A NL8202451A (nl) 1982-06-17 1982-06-17 Optische inrichting.

Country Status (10)

Country Link
US (1) US4490011A (es)
EP (1) EP0097402B1 (es)
JP (2) JPS595444A (es)
KR (1) KR890001176B1 (es)
AU (1) AU558514B2 (es)
CA (1) CA1241218A (es)
DE (1) DE3366250D1 (es)
ES (1) ES8404085A1 (es)
HK (1) HK26487A (es)
NL (1) NL8202451A (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3837067A1 (de) * 1987-10-31 1989-05-11 Toshiba Kawasaki Kk Antriebsvorrichtung fuer einen optischen kopf

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6137135U (ja) * 1984-08-11 1986-03-07 アルプス電気株式会社 光学式ピツクアツプのノイズ防止装置
NL8403052A (nl) * 1984-10-08 1986-05-01 Philips Nv Optische inrichting.
US4783775A (en) * 1985-08-14 1988-11-08 U.S. Philips Corporation Driver for an objective of an optical scanning unit
EP0228055B1 (en) 1985-12-27 1992-03-04 Mitsubishi Denki Kabushiki Kaisha Driving equipment for objective lens
JPS6430809A (en) * 1987-07-28 1989-02-01 Sumitomo Rubber Ind Run flat tire for high speed driving
US4936365A (en) * 1988-12-12 1990-06-26 The Goodyear Tire & Rubber Company Anisotropic tire
JP2006012237A (ja) * 2004-06-23 2006-01-12 Pioneer Electronic Corp ピックアップ装置
DE102005010868A1 (de) * 2005-03-07 2006-09-14 Deutsche Thomson-Brandt Gmbh Abtasteinrichtung für optische Speichermedien
US7713488B2 (en) * 2007-08-14 2010-05-11 Harris Neal F Prescented and custom scented light fixture attachment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL164689C (nl) * 1975-03-10 1981-01-15 Philips Nv Optische focusseerinrichting voor het focusseren van een stralingsbundel.
NL178915C (nl) * 1976-01-16 1986-06-02 Philips Nv Automatisch optisch focusseersysteem.
NL7904618A (nl) * 1979-06-13 1980-12-16 Philips Nv Optische focusseerinrichting.
NL8006183A (nl) * 1979-11-12 1981-06-01 Nippon Telegraph & Telephone Opneemorgaan voor gebruik in video- en/of audio- -informatie uitleesinrichtingen.
GB2088646B (en) * 1980-10-24 1984-09-12 Sony Corp Pick-up assemblies for disc players

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3837067A1 (de) * 1987-10-31 1989-05-11 Toshiba Kawasaki Kk Antriebsvorrichtung fuer einen optischen kopf
DE3837067C3 (de) * 1987-10-31 1998-05-20 Toshiba Kawasaki Kk Antriebsvorrichtung zum Verstellen eines optischen Kopfes

Also Published As

Publication number Publication date
HK26487A (en) 1987-04-10
AU1574083A (en) 1983-12-22
KR840005249A (ko) 1984-11-05
CA1241218A (en) 1988-08-30
JPH0749618Y2 (ja) 1995-11-13
ES523271A0 (es) 1984-04-01
JPS595444A (ja) 1984-01-12
ES8404085A1 (es) 1984-04-01
AU558514B2 (en) 1987-01-29
DE3366250D1 (en) 1986-10-23
JPH04103310U (ja) 1992-09-07
EP0097402B1 (en) 1986-09-17
US4490011A (en) 1984-12-25
KR890001176B1 (ko) 1989-04-26
EP0097402A1 (en) 1984-01-04

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
A85 Still pending on 85-01-01
BV The patent application has lapsed