FR2817039B1 - Dispositif de mesure optique utilisant un interferometre a division d'amplitude, et procede mettant en oeuvre ce dispositif - Google Patents
Dispositif de mesure optique utilisant un interferometre a division d'amplitude, et procede mettant en oeuvre ce dispositifInfo
- Publication number
- FR2817039B1 FR2817039B1 FR0015096A FR0015096A FR2817039B1 FR 2817039 B1 FR2817039 B1 FR 2817039B1 FR 0015096 A FR0015096 A FR 0015096A FR 0015096 A FR0015096 A FR 0015096A FR 2817039 B1 FR2817039 B1 FR 2817039B1
- Authority
- FR
- France
- Prior art keywords
- interferometer
- same
- measuring device
- optical measuring
- amplitude dividing
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
- G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
- G01B2290/35—Mechanical variable delay line
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0015096A FR2817039B1 (fr) | 2000-11-22 | 2000-11-22 | Dispositif de mesure optique utilisant un interferometre a division d'amplitude, et procede mettant en oeuvre ce dispositif |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0015096A FR2817039B1 (fr) | 2000-11-22 | 2000-11-22 | Dispositif de mesure optique utilisant un interferometre a division d'amplitude, et procede mettant en oeuvre ce dispositif |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2817039A1 FR2817039A1 (fr) | 2002-05-24 |
| FR2817039B1 true FR2817039B1 (fr) | 2003-06-20 |
Family
ID=8856772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR0015096A Expired - Fee Related FR2817039B1 (fr) | 2000-11-22 | 2000-11-22 | Dispositif de mesure optique utilisant un interferometre a division d'amplitude, et procede mettant en oeuvre ce dispositif |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2817039B1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602005016704D1 (de) * | 2004-09-30 | 2009-10-29 | Picometrix Llc | Optische verzögerung |
| FR3062910B1 (fr) * | 2017-02-10 | 2021-05-28 | Fogale Nanotech | Ligne a retard optique, interferometre a faible coherence implementant cette ligne, dispositif et procede de mesure mettant en œuvre cet interferometre |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1195839A (en) * | 1966-11-22 | 1970-06-24 | Barringer Research Ltd | Direct Reading Interferometer |
| EP0636858A1 (fr) * | 1993-07-31 | 1995-02-01 | JENOPTIK GmbH | Interféromètre à modulation en phase |
| EP0877913B1 (fr) * | 1995-05-04 | 2002-10-09 | Haag-Streit AG | Dispositif pour la mesure d'epaisseur d'objets transparents |
-
2000
- 2000-11-22 FR FR0015096A patent/FR2817039B1/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FR2817039A1 (fr) | 2002-05-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |
Effective date: 20120731 |