GB2179146B - Yptical sensor - Google Patents

Yptical sensor

Info

Publication number
GB2179146B
GB2179146B GB8618479A GB8618479A GB2179146B GB 2179146 B GB2179146 B GB 2179146B GB 8618479 A GB8618479 A GB 8618479A GB 8618479 A GB8618479 A GB 8618479A GB 2179146 B GB2179146 B GB 2179146B
Authority
GB
United Kingdom
Prior art keywords
yptical
sensor
yptical sensor
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
Application number
GB8618479A
Other versions
GB8618479D0 (en
GB2179146A (en
Inventor
Masanori Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Publication of GB8618479D0 publication Critical patent/GB8618479D0/en
Publication of GB2179146A publication Critical patent/GB2179146A/en
Application granted granted Critical
Publication of GB2179146B publication Critical patent/GB2179146B/en
Expired legal-status Critical Current

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
    • G01D5/266—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 by interferometric means
GB8618479A 1985-07-31 1986-07-29 Yptical sensor Expired GB2179146B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17041285A JPS6230921A (en) 1985-07-31 1985-07-31 Optical sensor

Publications (3)

Publication Number Publication Date
GB8618479D0 GB8618479D0 (en) 1986-09-03
GB2179146A GB2179146A (en) 1987-02-25
GB2179146B true GB2179146B (en) 1989-08-16

Family

ID=15904443

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8618479A Expired GB2179146B (en) 1985-07-31 1986-07-29 Yptical sensor

Country Status (3)

Country Link
JP (1) JPS6230921A (en)
DE (1) DE3625703A1 (en)
GB (1) GB2179146B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2186708B (en) * 1985-11-26 1990-07-11 Sharp Kk A variable interferometric device and a process for the production of the same
DE3645238C2 (en) * 1985-11-26 1996-11-07 Sharp Kk Variable Fabrv Perot type interferometer
US4972077A (en) * 1988-08-08 1990-11-20 Schlumberger Industries Limited Wavelength multiplexed optical transducer with a swept wavelength optical source
GB2228082A (en) * 1989-01-13 1990-08-15 Marconi Gec Ltd Gas or liquid chemical sensor
US4989979A (en) * 1989-01-17 1991-02-05 Board Of Regents, The University Of Texas System Optical fiber sensors with full common-mode compensation and measurand sensitivity enhancement
FR2641861B1 (en) * 1989-01-18 1993-04-30 Photonetics OPTO-ELECTRONIC MEASURING DEVICE
DE4306756A1 (en) * 1993-03-04 1994-09-08 Sios Mestechnik Gmbh Temperature measuring device coupled by an optical waveguide

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2145237A (en) * 1981-04-03 1985-03-20 Chevron Res Optical system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1555697A (en) * 1967-11-10 1969-01-31
DE2231776B2 (en) * 1972-06-29 1981-04-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Light barrier for measuring the position or dimensions of objects
DE3311809A1 (en) * 1983-03-31 1984-10-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Interferometric calibratable Fabry-Perot sensor system with birefringent monomode optical fibre

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2145237A (en) * 1981-04-03 1985-03-20 Chevron Res Optical system

Also Published As

Publication number Publication date
DE3625703C2 (en) 1990-04-12
JPS6230921A (en) 1987-02-09
GB8618479D0 (en) 1986-09-03
GB2179146A (en) 1987-02-25
DE3625703A1 (en) 1987-02-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050729