ATE77140T1 - Optischer sensor. - Google Patents

Optischer sensor.

Info

Publication number
ATE77140T1
ATE77140T1 AT88302060T AT88302060T ATE77140T1 AT E77140 T1 ATE77140 T1 AT E77140T1 AT 88302060 T AT88302060 T AT 88302060T AT 88302060 T AT88302060 T AT 88302060T AT E77140 T1 ATE77140 T1 AT E77140T1
Authority
AT
Austria
Prior art keywords
gratings
detector
colour
photo
displacement
Prior art date
Application number
AT88302060T
Other languages
English (en)
Inventor
Gordon Rees Jones
Original Assignee
Univ Liverpool
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
Application filed by Univ Liverpool filed Critical Univ Liverpool
Application granted granted Critical
Publication of ATE77140T1 publication Critical patent/ATE77140T1/de

Links

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
    • G01D5/32—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
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Glass Compositions (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Gyroscopes (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
AT88302060T 1987-03-17 1988-03-10 Optischer sensor. ATE77140T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878706317A GB8706317D0 (en) 1987-03-17 1987-03-17 Optical sensor
EP88302060A EP0291148B1 (de) 1987-03-17 1988-03-10 Optischer Sensor

Publications (1)

Publication Number Publication Date
ATE77140T1 true ATE77140T1 (de) 1992-06-15

Family

ID=10614087

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88302060T ATE77140T1 (de) 1987-03-17 1988-03-10 Optischer sensor.

Country Status (11)

Country Link
US (1) US4814601A (de)
EP (1) EP0291148B1 (de)
JP (1) JPS6413417A (de)
KR (1) KR880011565A (de)
CN (1) CN88101477A (de)
AT (1) ATE77140T1 (de)
AU (1) AU1317388A (de)
CA (1) CA1278069C (de)
DE (1) DE3871859T2 (de)
GB (2) GB8706317D0 (de)
NZ (1) NZ223897A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6215186A (en) * 1985-09-06 1987-03-12 University Of Liverpool, The Displacement measurement
US5175601A (en) * 1991-10-15 1992-12-29 Electro-Optical Information Systems High-speed 3-D surface measurement surface inspection and reverse-CAD system
US5319445A (en) * 1992-09-08 1994-06-07 Fitts John M Hidden change distribution grating and use in 3D moire measurement sensors and CMM applications
GB9425907D0 (en) * 1994-12-22 1995-02-22 Renishaw Plc Opto-electronic scale reading apparatus
US6181841B1 (en) 1995-09-14 2001-01-30 Structural Integrity Monitoring Systems, Inc. Structural monitoring sensor system
US6487914B1 (en) 1995-09-14 2002-12-03 Structural Integrity Monitoring Systems, Inc. Structural monitoring sensor system
US6647161B1 (en) 1995-12-15 2003-11-11 Malcolm H. Hodge Structural monitoring sensor system
AU1820697A (en) * 1995-12-15 1997-07-17 Structural Integrity Monitoring Systems, Inc. Structural monitoring sensor system
US6476377B1 (en) 1998-10-30 2002-11-05 Structural Integrity Monitoring Systems, Inc. Structural monitoring system
US7268860B1 (en) * 2003-09-25 2007-09-11 Taitec, Inc. Color Moiré interferometry
TW200600763A (en) * 2004-06-18 2006-01-01 Innolux Display Corp Inspecting method and equipment of a color filtert
JP4880893B2 (ja) * 2004-11-08 2012-02-22 株式会社ミツトヨ 光電式エンコーダ
US7730846B2 (en) 2005-10-05 2010-06-08 Qinetiq Limited Strain-responsive visual indicator
KR101068463B1 (ko) * 2009-05-13 2011-09-28 한국과학기술원 반사 격자판을 이용한 광섬유 센서
TWM446323U (zh) * 2012-08-03 2013-02-01 Ind Tech Res Inst 開口率量測感知裝置、開口距離感知裝置及光感測模組
JP6820539B2 (ja) * 2016-06-14 2021-01-27 大日本印刷株式会社 変位可視化センサー
JP6820540B2 (ja) * 2016-06-14 2021-01-27 大日本印刷株式会社 変位可視化センサー、変位可視化方法、および変位可視化システム

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH466593A (de) * 1967-02-23 1968-12-15 Contraves Ag Optisch-Elektrische-Winkelmesseinrichtung
DE2500798A1 (de) * 1975-01-10 1976-07-15 Leitz Ernst Gmbh Optisches messystem
US4334152A (en) * 1978-12-06 1982-06-08 Plessey Incorporated Position indicating systems
JPS59501639A (ja) * 1982-09-25 1984-09-13 レニシヨウ　パブリツク　リミテツド　カンパニ− 変位測定装置
GB8320107D0 (en) * 1983-07-26 1983-08-24 Barr & Stroud Ltd Optical monitoring apparatus
GB8413955D0 (en) * 1984-05-31 1984-07-04 Pa Consulting Services Displacement measuring apparatus
GB8514671D0 (en) * 1985-06-11 1985-07-10 Asbury A J Optical transducer interrogation device
IN170226B (de) * 1985-08-02 1992-02-29 Pandrol Ltd
DE3543179A1 (de) * 1985-12-06 1987-06-11 Philips Patentverwaltung Optischer weg-sensor mit einem filter
US4740688A (en) * 1986-03-20 1988-04-26 Smiths Industries Public Limited Company Optical transducers with wavelength coding

Also Published As

Publication number Publication date
JPS6413417A (en) 1989-01-18
US4814601A (en) 1989-03-21
GB8706317D0 (en) 1987-04-23
EP0291148A3 (en) 1990-06-13
KR880011565A (ko) 1988-10-29
GB2202937B (en) 1991-02-27
CA1278069C (en) 1990-12-18
DE3871859D1 (de) 1992-07-16
GB2202937A (en) 1988-10-05
NZ223897A (en) 1989-12-21
CN88101477A (zh) 1988-12-14
DE3871859T2 (de) 1992-12-03
EP0291148A2 (de) 1988-11-17
AU1317388A (en) 1988-09-15
GB8805738D0 (en) 1988-04-07
EP0291148B1 (de) 1992-06-10

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties