JPH0143922B2 - - Google Patents

Info

Publication number
JPH0143922B2
JPH0143922B2 JP58063746A JP6374683A JPH0143922B2 JP H0143922 B2 JPH0143922 B2 JP H0143922B2 JP 58063746 A JP58063746 A JP 58063746A JP 6374683 A JP6374683 A JP 6374683A JP H0143922 B2 JPH0143922 B2 JP H0143922B2
Authority
JP
Japan
Prior art keywords
light
optical fiber
detection slit
fibers
amount
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
JP58063746A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59206802A (ja
Inventor
Ichiro Tokunaga
Hiroshi Matsunaga
Yoji Shimojima
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Priority to JP58063746A priority Critical patent/JPS59206802A/ja
Priority to US06/599,944 priority patent/US4617460A/en
Publication of JPS59206802A publication Critical patent/JPS59206802A/ja
Publication of JPH0143922B2 publication Critical patent/JPH0143922B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/026—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring distance between sensor and object

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Transform (AREA)
JP58063746A 1983-04-13 1983-04-13 光フアイバセンサ Granted JPS59206802A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58063746A JPS59206802A (ja) 1983-04-13 1983-04-13 光フアイバセンサ
US06/599,944 US4617460A (en) 1983-04-13 1984-04-13 Optical fiber sensor having shaped ends

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58063746A JPS59206802A (ja) 1983-04-13 1983-04-13 光フアイバセンサ

Publications (2)

Publication Number Publication Date
JPS59206802A JPS59206802A (ja) 1984-11-22
JPH0143922B2 true JPH0143922B2 (en]) 1989-09-25

Family

ID=13238270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58063746A Granted JPS59206802A (ja) 1983-04-13 1983-04-13 光フアイバセンサ

Country Status (2)

Country Link
US (1) US4617460A (en])
JP (1) JPS59206802A (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0726806B2 (ja) * 1985-06-13 1995-03-29 株式会社日立製作所 距離測定装置
US4800286A (en) * 1987-08-10 1989-01-24 Macmillan Bloedel Limited Measurement of variation in flute profile height
EP0470420B1 (de) * 1990-08-09 1994-05-11 hohner ELEKTROTECHNIK KG Optoelektronische Abtasteinrichtung
US5250805A (en) * 1991-06-12 1993-10-05 Bei Electronics, Inc. Optical sensing technique providing built in test

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4096383A (en) * 1976-11-08 1978-06-20 Gilbert & Barker Manufacturing Company Pulse-generating apparatus responsive to shaft rotation
US4547668A (en) * 1983-09-14 1985-10-15 Siemens Corporate Research & Support, Inc. Two-dimensional pressure sensor using retro-reflective tape and semi-transparent medium

Also Published As

Publication number Publication date
US4617460A (en) 1986-10-14
JPS59206802A (ja) 1984-11-22

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