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FR2278112A1 - Systeme de deflexion optique a commande electrique - Google Patents

Systeme de deflexion optique a commande electrique

Info

Publication number
FR2278112A1
FR2278112A1 FR7424368A FR7424368A FR2278112A1 FR 2278112 A1 FR2278112 A1 FR 2278112A1 FR 7424368 A FR7424368 A FR 7424368A FR 7424368 A FR7424368 A FR 7424368A FR 2278112 A1 FR2278112 A1 FR 2278112A1
Authority
FR
France
Prior art keywords
electrically controlled
deflection system
optical deflection
controlled optical
electrically
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
FR7424368A
Other languages
English (en)
Other versions
FR2278112B1 (fr
Inventor
Roland Malissin
Claude Monlouis
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.)
Thomson-Brandt SA
Original Assignee
Thomson-Brandt SA
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 SA filed Critical Thomson-Brandt SA
Priority to FR7424368A priority Critical patent/FR2278112A1/fr
Priority to DE19752531069 priority patent/DE2531069C3/de
Priority to IT2528475A priority patent/IT1039784B/it
Priority to GB2934575A priority patent/GB1508811A/en
Priority to JP8572975A priority patent/JPS5132339A/ja
Publication of FR2278112A1 publication Critical patent/FR2278112A1/fr
Application granted granted Critical
Publication of FR2278112B1 publication Critical patent/FR2278112B1/fr
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
FR7424368A 1974-07-12 1974-07-12 Systeme de deflexion optique a commande electrique Granted FR2278112A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7424368A FR2278112A1 (fr) 1974-07-12 1974-07-12 Systeme de deflexion optique a commande electrique
DE19752531069 DE2531069C3 (de) 1974-07-12 1975-07-11 Elektrisch gesteuertes optisches Ablenksystem
IT2528475A IT1039784B (it) 1974-07-12 1975-07-11 Sistema di deplessione ottica a comando elettrico
GB2934575A GB1508811A (en) 1974-07-12 1975-07-11 Electrically controlled optical deflection system
JP8572975A JPS5132339A (ja) 1974-07-12 1975-07-12 Denkitekiniseigyosareru hikarihenkosochi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7424368A FR2278112A1 (fr) 1974-07-12 1974-07-12 Systeme de deflexion optique a commande electrique

Publications (2)

Publication Number Publication Date
FR2278112A1 true FR2278112A1 (fr) 1976-02-06
FR2278112B1 FR2278112B1 (fr) 1978-01-27

Family

ID=9141228

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7424368A Granted FR2278112A1 (fr) 1974-07-12 1974-07-12 Systeme de deflexion optique a commande electrique

Country Status (5)

Country Link
JP (1) JPS5132339A (fr)
DE (1) DE2531069C3 (fr)
FR (1) FR2278112A1 (fr)
GB (1) GB1508811A (fr)
IT (1) IT1039784B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4460252A (en) * 1980-07-22 1984-07-17 Thomson-Csf Electrically controlled optical deflector

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL174608C (nl) * 1975-10-20 1984-07-02 Philips Nv Werkwijze voor de vervaardiging van een zwenkspiegelinrichting en een zwenkspiegelinrichting vervaardigd volgens deze werkwijze.
JPS5593544A (en) * 1979-01-09 1980-07-16 Sony Corp Multi-axis movable mirror unit
JPS55137117U (fr) * 1979-03-19 1980-09-30
JPS5686639U (fr) * 1979-12-04 1981-07-11
JPS56149343U (fr) * 1980-04-09 1981-11-10
US4592037A (en) * 1980-11-28 1986-05-27 Hitachi, Ltd. Device for displacing a pickup head in multi-axial directions
GB2169455B (en) * 1985-01-07 1988-09-07 Priam Corp Magnetic disc drive and voice coil motor therefor
DE4229507C2 (de) * 1991-10-30 2002-03-07 Cms Mikrosysteme Gmbh Mikromechanischer 3-D-Aktor
DE102006038787A1 (de) * 2006-08-18 2008-02-21 Oc Oerlikon Balzers Ag Spiegelantrieb für Projektionssysteme
US7420449B2 (en) 2006-08-18 2008-09-02 Oc Oerlikon Balzers Ag Mirror actuating device for projection systems

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3532408A (en) * 1968-05-20 1970-10-06 Bulova Watch Co Inc Resonant torsional oscillators
US3614233A (en) * 1970-05-08 1971-10-19 Saab Ab Device for linear displacement of a plane optical image in its own plane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4460252A (en) * 1980-07-22 1984-07-17 Thomson-Csf Electrically controlled optical deflector

Also Published As

Publication number Publication date
GB1508811A (en) 1978-04-26
JPS5132339A (ja) 1976-03-18
DE2531069B2 (de) 1979-09-27
DE2531069C3 (de) 1980-06-19
FR2278112B1 (fr) 1978-01-27
IT1039784B (it) 1979-12-10
DE2531069A1 (de) 1976-01-29
JPS5710404B2 (fr) 1982-02-26

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Legal Events

Date Code Title Description
ST Notification of lapse