FR2217779A1 - - Google Patents

Info

Publication number
FR2217779A1
FR2217779A1 FR7404462A FR7404462A FR2217779A1 FR 2217779 A1 FR2217779 A1 FR 2217779A1 FR 7404462 A FR7404462 A FR 7404462A FR 7404462 A FR7404462 A FR 7404462A FR 2217779 A1 FR2217779 A1 FR 2217779A1
Authority
FR
France
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
FR7404462A
Other versions
FR2217779B1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2217779A1 publication Critical patent/FR2217779A1/fr
Application granted granted Critical
Publication of FR2217779B1 publication Critical patent/FR2217779B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/10—Plotting field distribution ; Measuring field distribution

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Optics & Photonics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Indicating Measured Values (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
FR7404462A 1973-02-12 1974-02-11 Expired FR2217779B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7301931A NL7301931A (fr) 1973-02-12 1973-02-12

Publications (2)

Publication Number Publication Date
FR2217779A1 true FR2217779A1 (fr) 1974-09-06
FR2217779B1 FR2217779B1 (fr) 1978-06-02

Family

ID=19818185

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7404462A Expired FR2217779B1 (fr) 1973-02-12 1974-02-11

Country Status (7)

Country Link
US (1) US3893023A (fr)
JP (1) JPS5345153B2 (fr)
DE (1) DE2403014A1 (fr)
FR (1) FR2217779B1 (fr)
GB (1) GB1452528A (fr)
NL (1) NL7301931A (fr)
SE (1) SE385621B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4123783A (en) * 1974-02-13 1978-10-31 U.S. Philips Corporation Magnetic bubble display systems
NL7406964A (nl) * 1974-05-24 1975-11-26 Philips Nv Inrichting voor het inspecteren van magne- tische kristallen.
US3965299A (en) * 1975-05-09 1976-06-22 International Business Machines Corporation Dynamic magnetic bubble display system
US3971887A (en) * 1975-05-09 1976-07-27 International Business Machines Corporation Dynamic magnetic bubble display system
DE2726370C2 (de) * 1977-06-10 1981-09-24 Basf Ag, 6700 Ludwigshafen Meßverfahren und Meßeinrichtung zur Bestimmung der Homogenität von Magnetdispersionen
JPS5459915A (en) * 1977-10-20 1979-05-15 Sony Corp Method and apparatus for reading of magnetic recording signal
US4755752A (en) * 1983-07-05 1988-07-05 Gerald L. Fitzpatrick Flaw imaging in ferrous and nonferrous materials using magneto-optic visualization
US4625167A (en) * 1983-07-05 1986-11-25 Sigma Research, Inc. Flaw imaging in ferrous and nonferrous materials using magneto-optic visualization
DE8631057U1 (de) * 1986-11-20 1987-02-19 Fichtel & Sachs Ag, 97424 Schweinfurt Elektronische Einrichtung zur Geschwindigkeits- und Wegmessung bei Fahrrädern od. dgl.
US5408178A (en) * 1991-05-17 1995-04-18 Vanderbilt University Apparatus and method for imaging the structure of diamagnetic and paramagnetic objects

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521257A (en) * 1961-07-17 1970-07-21 Magnavox Co Magneto-optical transducer

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3626394A (en) * 1970-04-09 1971-12-07 Magnavox Co Magneto-optical system
US3742471A (en) * 1971-02-24 1973-06-26 Hitachi Ltd Bubble domain apparatus
US3815107A (en) * 1971-06-30 1974-06-04 Ibm Cylindrical magnetic domain display system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521257A (en) * 1961-07-17 1970-07-21 Magnavox Co Magneto-optical transducer

Also Published As

Publication number Publication date
JPS5345153B2 (fr) 1978-12-04
DE2403014A1 (de) 1974-08-15
JPS49114471A (fr) 1974-10-31
GB1452528A (en) 1976-10-13
FR2217779B1 (fr) 1978-06-02
SE385621B (sv) 1976-07-12
NL7301931A (fr) 1974-08-14
US3893023A (en) 1975-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse