JPH0511780B2 - - Google Patents

Info

Publication number
JPH0511780B2
JPH0511780B2 JP61024961A JP2496186A JPH0511780B2 JP H0511780 B2 JPH0511780 B2 JP H0511780B2 JP 61024961 A JP61024961 A JP 61024961A JP 2496186 A JP2496186 A JP 2496186A JP H0511780 B2 JPH0511780 B2 JP H0511780B2
Authority
JP
Japan
Prior art keywords
waveguide
exposed
liquid
substrate
tapered
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 - Lifetime
Application number
JP61024961A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62184332A (ja
Inventor
Hiroshi Wada
Eiji Okuda
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP2496186A priority Critical patent/JPS62184332A/ja
Publication of JPS62184332A publication Critical patent/JPS62184332A/ja
Publication of JPH0511780B2 publication Critical patent/JPH0511780B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • G01N21/431—Dip refractometers, e.g. using optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optical Integrated Circuits (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Light Guides In General And Applications Therefor (AREA)
JP2496186A 1986-02-08 1986-02-08 テ−パ導波路型液体検知器 Granted JPS62184332A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2496186A JPS62184332A (ja) 1986-02-08 1986-02-08 テ−パ導波路型液体検知器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2496186A JPS62184332A (ja) 1986-02-08 1986-02-08 テ−パ導波路型液体検知器

Publications (2)

Publication Number Publication Date
JPS62184332A JPS62184332A (ja) 1987-08-12
JPH0511780B2 true JPH0511780B2 (US20080293856A1-20081127-C00150.png) 1993-02-16

Family

ID=12152568

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2496186A Granted JPS62184332A (ja) 1986-02-08 1986-02-08 テ−パ導波路型液体検知器

Country Status (1)

Country Link
JP (1) JPS62184332A (US20080293856A1-20081127-C00150.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2771162B2 (ja) * 1987-05-13 1998-07-02 株式会社日立製作所 光導波路の製造方法
JPH0192640A (ja) * 1987-10-02 1989-04-11 Mitsubishi Cable Ind Ltd 液体検出センサ
JP2657673B2 (ja) * 1988-08-11 1997-09-24 石油公団 水中油・ガス漏洩検知装置
JPH0517538U (ja) * 1991-08-19 1993-03-05 アルプス電気株式会社 光フアイバ用検出ヘツド
JP2591701B2 (ja) * 1992-08-05 1997-03-19 株式会社ジャパンエナジー 液体性状判定センサ及び液体性状判定方法
FR2725788B1 (fr) * 1994-10-12 1997-01-17 Schneider Electric Sa Refractometre a fibre optique realise en optique guidee
JP4785160B2 (ja) * 2000-09-29 2011-10-05 沖電線株式会社 漏油検知センサ用光ファイバ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60216245A (ja) * 1984-04-11 1985-10-29 Tokai Rika Co Ltd 水滴センサ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59152446U (ja) * 1983-03-31 1984-10-12 株式会社東海理化電機製作所 雨滴センサ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60216245A (ja) * 1984-04-11 1985-10-29 Tokai Rika Co Ltd 水滴センサ

Also Published As

Publication number Publication date
JPS62184332A (ja) 1987-08-12

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term