AT27489T - Fiber optic measuring device. - Google Patents

Fiber optic measuring device.

Info

Publication number
AT27489T
AT27489T AT81110425T AT81110425T AT27489T AT 27489 T AT27489 T AT 27489T AT 81110425 T AT81110425 T AT 81110425T AT 81110425 T AT81110425 T AT 81110425T AT 27489 T AT27489 T AT 27489T
Authority
AT
Austria
Prior art keywords
measuring device
fiber optic
optic measuring
fiber
device
Prior art date
Application number
AT81110425T
Other languages
German (de)
Inventor
Hartwig Dr Ruell
Ekkehart Dr Klement
Original Assignee
Siemens Ag
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
Priority to US06/217,452 priority Critical patent/US4356396A/en
Application filed by Siemens Ag filed Critical Siemens Ag
Priority to EP81110425A priority patent/EP0054292B1/en
Publication of AT27489T publication Critical patent/AT27489T/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING 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
    • G01D5/00Mechanical 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
    • G01D5/26Mechanical 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 infra-red, visible, or ultra-violet light
    • G01D5/28Mechanical 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 infra-red, visible, or ultra-violet light with deflection of beams of light, e.g. for direct optical indication
    • G01D5/30Mechanical 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 infra-red, visible, or ultra-violet light with deflection of beams of light, e.g. for direct optical indication the beams of light being detected by photocells
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING 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
    • G01D5/00Mechanical 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
    • G01D5/26Mechanical 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 infra-red, visible, or ultra-violet light
    • G01D5/268Mechanical 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 infra-red, visible, or ultra-violet light using optical fibres
AT81110425T 1980-12-17 1981-12-14 Fiber optic measuring device. AT27489T (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US06/217,452 US4356396A (en) 1980-12-17 1980-12-17 Fiber optical measuring device with compensating properties
EP81110425A EP0054292B1 (en) 1980-12-17 1981-12-14 Fibre-optical measuring equipment

Publications (1)

Publication Number Publication Date
AT27489T true AT27489T (en) 1987-06-15

Family

ID=22811143

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81110425T AT27489T (en) 1980-12-17 1981-12-14 Fiber optic measuring device.

Country Status (5)

Country Link
US (1) US4356396A (en)
EP (1) EP0054292B1 (en)
JP (1) JPH027120B2 (en)
AT (1) AT27489T (en)
DE (1) DE3176220D1 (en)

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US4727254A (en) * 1986-11-17 1988-02-23 General Motors Corporation Dual wavelength microbend sensor
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US4798951A (en) * 1987-12-14 1989-01-17 Consolidated Controls Corporation Fiber optic displacement transducer with dichroic target
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US4942294A (en) * 1988-05-12 1990-07-17 General Electric Company Fiber optic sensing apparatus for multiplexing a plurality of optical signals of different wavelengths over a single fiber optic cable
US4907857A (en) * 1988-07-25 1990-03-13 Abbott Laboratories Optical fiber distribution system for an optical fiber sensor
DE3831851C1 (en) * 1988-08-24 1989-11-30 Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De Method for measuring a physical variable by means of an optical sensor, and an arrangement for carrying out the method
US5039491A (en) * 1989-01-27 1991-08-13 Metricor, Inc. Optical oxygen sensor
US5039492A (en) * 1989-01-27 1991-08-13 Metricor, Inc. Optical pH and gas concentration sensor
US4892383A (en) * 1989-02-17 1990-01-09 Fiberchem Inc. Reservoir fiber optic chemical sensors
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US5747793A (en) * 1995-10-04 1998-05-05 Advanced Fiber Optechs, Inc. Variable light source compensated optical fiber sensing system
SE514745C2 (en) 1999-06-18 2001-04-09 Samba Sensors Ab Method and apparatus for böjkompensation the intensity-based optical measuring system
US20090027659A1 (en) * 1999-06-18 2009-01-29 Sambra Sensors Ab Measuring system for measuring a physical parameter influencing a sensor element
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US6721467B2 (en) 2001-06-07 2004-04-13 3M Innovative Properties Company Method and apparatus for aligning the polarization of a polarization maintaining optical fiber to the polarization of a light source
US8750702B1 (en) * 2002-06-21 2014-06-10 Rockstar Consortium Us Lp Passive optical loopback
US7511254B2 (en) * 2003-12-19 2009-03-31 Searete, Llc Photo-detector filter having a cascaded low noise amplifier
US7045760B2 (en) 2003-12-19 2006-05-16 Searete Llc Intensity detector circuitry
US7053998B2 (en) * 2003-12-22 2006-05-30 Searete Llc Photo-detector filter
EP1731892B1 (en) * 2005-06-09 2010-03-17 AP Sensing GmbH Detecting different spectral components of an optical signal by means of an optical shutter
JP6561134B2 (en) * 2015-11-30 2019-08-14 オリンパス株式会社 Curvature information deriving device
US20180070926A1 (en) * 2016-09-14 2018-03-15 David R. Hall Toilet Bowl Urine Measurement Instruments
US20180080923A1 (en) * 2016-09-19 2018-03-22 David R. Hall Toilet Bowl Optical Engine

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US3986777A (en) * 1974-08-22 1976-10-19 Weber Dental Mfg. Co., Div. Of Sterndent Corporation Tristimulus colorimeter for use in the fabrication of artificial teeth
DE2804103C2 (en) * 1978-01-31 1989-11-09 Litef Gmbh, 7800 Freiburg, De
FR2417753B1 (en) * 1978-02-15 1985-03-22 Hitachi Ltd
SE411955B (en) * 1978-06-02 1980-02-11 Asea Ab Optical fiber metdon exceeding two fibers
SE415397B (en) * 1978-06-02 1980-09-28 Asea Ab Fiber optic metdon

Also Published As

Publication number Publication date
EP0054292A2 (en) 1982-06-23
DE3176220D1 (en) 1987-07-02
US4356396A (en) 1982-10-26
EP0054292A3 (en) 1983-05-11
JPH027120B2 (en) 1990-02-15
EP0054292B1 (en) 1987-05-27
JPS57123497A (en) 1982-07-31

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