FR2856791B1 - Procede et dispositif d'imagerie magneto-optique - Google Patents
Procede et dispositif d'imagerie magneto-optiqueInfo
- Publication number
- FR2856791B1 FR2856791B1 FR0307850A FR0307850A FR2856791B1 FR 2856791 B1 FR2856791 B1 FR 2856791B1 FR 0307850 A FR0307850 A FR 0307850A FR 0307850 A FR0307850 A FR 0307850A FR 2856791 B1 FR2856791 B1 FR 2856791B1
- Authority
- FR
- France
- Prior art keywords
- magneto
- optical imaging
- imaging
- optical
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/21—Polarisation-affecting properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
-
- 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
- G01R33/032—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect
- G01R33/0322—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect using the Faraday or Voigt effect
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0307850A FR2856791B1 (fr) | 2003-06-27 | 2003-06-27 | Procede et dispositif d'imagerie magneto-optique |
EP04767451A EP1639359A1 (fr) | 2003-06-27 | 2004-06-24 | Procede et dispositif d imagerie magneto-optique |
US10/562,560 US7271900B2 (en) | 2003-06-27 | 2004-06-24 | Magneto-optical imaging method and device |
PCT/FR2004/001602 WO2005001467A1 (fr) | 2003-06-27 | 2004-06-24 | Procede et dispositif d'imagerie magneto-optique |
CA2530197A CA2530197C (fr) | 2003-06-27 | 2004-06-24 | Procede et dispositif d'imagerie magneto-optique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0307850A FR2856791B1 (fr) | 2003-06-27 | 2003-06-27 | Procede et dispositif d'imagerie magneto-optique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2856791A1 FR2856791A1 (fr) | 2004-12-31 |
FR2856791B1 true FR2856791B1 (fr) | 2005-11-04 |
Family
ID=33515498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0307850A Expired - Lifetime FR2856791B1 (fr) | 2003-06-27 | 2003-06-27 | Procede et dispositif d'imagerie magneto-optique |
Country Status (5)
Country | Link |
---|---|
US (1) | US7271900B2 (fr) |
EP (1) | EP1639359A1 (fr) |
CA (1) | CA2530197C (fr) |
FR (1) | FR2856791B1 (fr) |
WO (1) | WO2005001467A1 (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2901025B1 (fr) | 2006-05-12 | 2008-12-26 | Centre Nat Rech Scient | Procede et dispositif d'imagerie a courant de foucault pour la detection et la caracterisation de defauts enfouis dans des structures complexes. |
US8289818B2 (en) | 2008-12-31 | 2012-10-16 | Infinitum Solutions, Inc. | Magneto-optic write-head characterization using the recording medium as a transducer layer |
US8659291B2 (en) * | 2008-12-31 | 2014-02-25 | Infinitum Solutions, Inc. | Magneto-optical detection of a field produced by a sub-resolution magnetic structure |
FR2955666B1 (fr) | 2010-01-26 | 2012-04-13 | Centre Nat Rech Scient | Procede d'estimation de defauts dans un objet et dispositif de mise en oeuvre |
US8427929B2 (en) | 2010-09-08 | 2013-04-23 | Infinitum Solutions, Inc. | Sub-optical-resolution kerr signal detection for perpendicular write-head characterization |
US9778202B2 (en) | 2010-10-12 | 2017-10-03 | Indian Institute Of Technology Kanpur | Systems and methods for imaging characteristics of a sample and for identifying regions of damage in the sample |
JP6037386B2 (ja) | 2013-02-13 | 2016-12-07 | 株式会社日立製作所 | 検査装置および検査方法 |
JP6484051B2 (ja) | 2015-02-10 | 2019-03-13 | 浜松ホトニクス株式会社 | 検査方法及び検査装置 |
JP6632327B2 (ja) | 2015-10-30 | 2020-01-22 | 浜松ホトニクス株式会社 | 画像生成方法、画像生成装置、画像生成プログラム及び記録媒体 |
EP3290997B1 (fr) * | 2016-09-02 | 2020-07-01 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | Modulateur de lumiere magneto-optique |
US20240027546A1 (en) * | 2022-07-20 | 2024-01-25 | General Electric Company | Magneto-Optic Defect Visualization System |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4410277A (en) * | 1978-11-01 | 1983-10-18 | Hitachi, Ltd. | Apparatus for detecting magneto-optical anisotropy |
US4625167A (en) * | 1983-07-05 | 1986-11-25 | Sigma Research, Inc. | Flaw imaging in ferrous and nonferrous materials using magneto-optic visualization |
US4755752A (en) * | 1983-07-05 | 1988-07-05 | Gerald L. Fitzpatrick | Flaw imaging in ferrous and nonferrous materials using magneto-optic visualization |
JPH0766044B2 (ja) * | 1985-06-29 | 1995-07-19 | 株式会社東芝 | 磁界センサ |
JPH01209356A (ja) * | 1988-02-18 | 1989-08-23 | Maakutetsuku Kk | 長尺鋼材の磁気探傷装置 |
JPH0670651B2 (ja) * | 1988-07-09 | 1994-09-07 | 日本碍子株式会社 | 光による電・磁気量測定方法及び装置 |
US5053704A (en) * | 1990-01-11 | 1991-10-01 | Pri Instrumentation, Inc. | Flow imager for conductive materials |
DE4021359A1 (de) * | 1990-07-05 | 1992-01-09 | Siemens Ag | Verfahren zur detektion von in einem koerper verdeckt verlaufenden strompfaden sowie vorrichtung zur durchfuehrung dieses verfahrens |
JPH0782164B2 (ja) * | 1991-04-25 | 1995-09-06 | 松下電器産業株式会社 | 磁気光学素子及び磁界測定装置 |
US5446378A (en) * | 1993-12-15 | 1995-08-29 | Grumman Aerospace Corporation | Magneto-optic eddy current imaging apparatus and method including dithering the image relative to the sensor |
-
2003
- 2003-06-27 FR FR0307850A patent/FR2856791B1/fr not_active Expired - Lifetime
-
2004
- 2004-06-24 CA CA2530197A patent/CA2530197C/fr not_active Expired - Fee Related
- 2004-06-24 EP EP04767451A patent/EP1639359A1/fr not_active Withdrawn
- 2004-06-24 WO PCT/FR2004/001602 patent/WO2005001467A1/fr active Application Filing
- 2004-06-24 US US10/562,560 patent/US7271900B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1639359A1 (fr) | 2006-03-29 |
CA2530197A1 (fr) | 2005-01-16 |
WO2005001467A1 (fr) | 2005-01-06 |
US7271900B2 (en) | 2007-09-18 |
CA2530197C (fr) | 2014-04-22 |
US20060146328A1 (en) | 2006-07-06 |
FR2856791A1 (fr) | 2004-12-31 |
WO2005001467A8 (fr) | 2005-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 14 |
|
PLFP | Fee payment |
Year of fee payment: 15 |