ATE30967T1 - Mit polarisiertem licht arbeitende optische detektionsanordnungen. - Google Patents
Mit polarisiertem licht arbeitende optische detektionsanordnungen.Info
- Publication number
- ATE30967T1 ATE30967T1 AT84303254T AT84303254T ATE30967T1 AT E30967 T1 ATE30967 T1 AT E30967T1 AT 84303254 T AT84303254 T AT 84303254T AT 84303254 T AT84303254 T AT 84303254T AT E30967 T1 ATE30967 T1 AT E30967T1
- Authority
- AT
- Austria
- Prior art keywords
- path length
- optical sensor
- length difference
- polarized light
- optical detection
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title abstract 6
- 238000001514 detection method Methods 0.000 title abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
-
- 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
- G01D5/32—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 with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/344—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using polarisation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Optical Transform (AREA)
- Measuring Magnetic Variables (AREA)
- Holo Graphy (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Glass Compositions (AREA)
- Light Receiving Elements (AREA)
- Polarising Elements (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8314570 | 1983-05-26 | ||
EP84303254A EP0129972B1 (de) | 1983-05-26 | 1984-05-14 | Mit polarisiertem Licht arbeitende optische Detektionsanordnungen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE30967T1 true ATE30967T1 (de) | 1987-12-15 |
Family
ID=10543402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT84303254T ATE30967T1 (de) | 1983-05-26 | 1984-05-14 | Mit polarisiertem licht arbeitende optische detektionsanordnungen. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4638153A (de) |
EP (1) | EP0129972B1 (de) |
JP (1) | JPS59226821A (de) |
AT (1) | ATE30967T1 (de) |
AU (1) | AU566933B2 (de) |
DE (1) | DE3467628D1 (de) |
NZ (1) | NZ208276A (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6147513A (ja) * | 1984-08-13 | 1986-03-08 | Fujikura Ltd | 光フアイバセンサ |
US4773753A (en) * | 1985-09-03 | 1988-09-27 | Daiichi Denshi Kogyo Kabushiki Kaisha | Fiber sensor |
FR2626429B1 (fr) * | 1988-01-25 | 1990-05-11 | Thomson Csf | Hydrophone a fibre optique et antenne associant une serie d'hydrophones |
US5072110A (en) * | 1989-09-05 | 1991-12-10 | Canadian Marconi Company | Fiber optic strain and impact sensor system for composite materials |
US5384635A (en) * | 1993-08-10 | 1995-01-24 | At&T Corp. | Remote sensing in optical fiber networks by synchronously detecting backscattered optical signals |
NO303470B1 (no) * | 1994-12-16 | 1998-07-13 | Safety One As | FremgangsmÕte og system til kontinuerlig og global overvÕking av dynamiske belastninger |
US5850375A (en) * | 1996-07-30 | 1998-12-15 | Seagate Technology, Inc. | System and method using optical fibers in a data storage and retrieval system |
US6587421B1 (en) | 1998-03-30 | 2003-07-01 | Seagate Technology Llc | Refractive index matching means coupled to an optical fiber for eliminating spurious light |
US6298027B1 (en) | 1998-03-30 | 2001-10-02 | Seagate Technology Llc | Low-birefringence optical fiber for use in an optical data storage system |
US6574015B1 (en) | 1998-05-19 | 2003-06-03 | Seagate Technology Llc | Optical depolarizer |
CN106872912B (zh) * | 2015-12-10 | 2023-10-17 | 哈尔滨理工大学 | 一种基于温度补偿高灵敏度远距离光纤磁场传感装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2441049A (en) * | 1944-09-29 | 1948-05-04 | Polaroid Corp | Composite achromatic wave plates comprising superimposed sheets of differently birefringent, molecularly oriented, transparent, solid, organic plastic material |
US4198123A (en) * | 1977-03-23 | 1980-04-15 | Baxter Travenol Laboratories, Inc. | Optical scrambler for depolarizing light |
US4215576A (en) * | 1979-01-22 | 1980-08-05 | Rockwell International Corporation | Optical temperature sensor utilizing birefringent crystals |
US4442350A (en) * | 1981-08-17 | 1984-04-10 | The United States Of America As Represented By The Secretary Of The Navy | Fiber optic sensor with enhanced immunity to random environmental perturbations |
JPS58129372A (ja) * | 1982-01-29 | 1983-08-02 | Sumitomo Electric Ind Ltd | 磁界−光変換器 |
US4515436A (en) * | 1983-02-04 | 1985-05-07 | At&T Bell Laboratories | Single-mode single-polarization optical fiber |
GB2136952B (en) * | 1983-03-16 | 1987-05-07 | Standard Telephones Cables Ltd | Fabry perot sensor |
US4729622A (en) * | 1983-12-05 | 1988-03-08 | Litton Systems, Inc. | Fiber optic polarizer with error signal feedback |
-
1984
- 1984-05-14 AT AT84303254T patent/ATE30967T1/de not_active IP Right Cessation
- 1984-05-14 EP EP84303254A patent/EP0129972B1/de not_active Expired
- 1984-05-14 DE DE8484303254T patent/DE3467628D1/de not_active Expired
- 1984-05-18 US US06/611,998 patent/US4638153A/en not_active Expired - Fee Related
- 1984-05-22 AU AU28474/84A patent/AU566933B2/en not_active Ceased
- 1984-05-25 JP JP59104906A patent/JPS59226821A/ja active Granted
- 1984-05-25 NZ NZ208276A patent/NZ208276A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPS59226821A (ja) | 1984-12-20 |
EP0129972A1 (de) | 1985-01-02 |
DE3467628D1 (en) | 1987-12-23 |
EP0129972B1 (de) | 1987-11-19 |
AU566933B2 (en) | 1987-11-05 |
NZ208276A (en) | 1987-11-27 |
AU2847484A (en) | 1984-11-29 |
JPH0422203B2 (de) | 1992-04-16 |
US4638153A (en) | 1987-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EEIH | Change in the person of patent owner | ||
REN | Ceased due to non-payment of the annual fee |