ATE42636T1 - Interferometrischer fuehler mit optischer faser. - Google Patents
Interferometrischer fuehler mit optischer faser.Info
- Publication number
- ATE42636T1 ATE42636T1 AT85402374T AT85402374T ATE42636T1 AT E42636 T1 ATE42636 T1 AT E42636T1 AT 85402374 T AT85402374 T AT 85402374T AT 85402374 T AT85402374 T AT 85402374T AT E42636 T1 ATE42636 T1 AT E42636T1
- Authority
- AT
- Austria
- Prior art keywords
- coupler
- wave
- arm
- optical
- measuring
- Prior art date
Links
- 239000013307 optical fiber Substances 0.000 title 1
- 230000003287 optical effect Effects 0.000 abstract 2
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres
-
- 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
- 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
- G01J2009/0226—Fibres
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8418398A FR2574178B1 (fr) | 1984-12-03 | 1984-12-03 | Capteur interferometrique a fibre optique |
EP85402374A EP0185582B1 (de) | 1984-12-03 | 1985-12-02 | Interferometrischer Fühler mit optischer Faser |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE42636T1 true ATE42636T1 (de) | 1989-05-15 |
Family
ID=9310171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT85402374T ATE42636T1 (de) | 1984-12-03 | 1985-12-02 | Interferometrischer fuehler mit optischer faser. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0185582B1 (de) |
AT (1) | ATE42636T1 (de) |
DE (1) | DE3569823D1 (de) |
FR (1) | FR2574178B1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3916276A1 (de) * | 1989-05-19 | 1990-11-22 | Betr Forsch Inst Angew Forsch | Verfahren und vorrichtung zur interferometrischen detektion von oberflaechenverschiebungen bei festkoerpern |
US5218419A (en) * | 1990-03-19 | 1993-06-08 | Eli Lilly And Company | Fiberoptic interferometric sensor |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2136956B (en) * | 1983-02-24 | 1986-04-30 | British Telecomm | Optical fibre interferometers |
-
1984
- 1984-12-03 FR FR8418398A patent/FR2574178B1/fr not_active Expired
-
1985
- 1985-12-02 AT AT85402374T patent/ATE42636T1/de not_active IP Right Cessation
- 1985-12-02 DE DE8585402374T patent/DE3569823D1/de not_active Expired
- 1985-12-02 EP EP85402374A patent/EP0185582B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2574178B1 (fr) | 1987-02-20 |
EP0185582B1 (de) | 1989-04-26 |
EP0185582A1 (de) | 1986-06-25 |
FR2574178A1 (fr) | 1986-06-06 |
DE3569823D1 (en) | 1989-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |