FI845152A0 - Foerfarande foer maetning av egenskaperna hos en optisk fiber. - Google Patents

Foerfarande foer maetning av egenskaperna hos en optisk fiber.

Info

Publication number
FI845152A0
FI845152A0 FI845152A FI845152A FI845152A0 FI 845152 A0 FI845152 A0 FI 845152A0 FI 845152 A FI845152 A FI 845152A FI 845152 A FI845152 A FI 845152A FI 845152 A0 FI845152 A0 FI 845152A0
Authority
FI
Finland
Prior art keywords
foerfarande foer
foer maetning
egenskaperna
hos
optisk
Prior art date
Application number
FI845152A
Other languages
English (en)
Other versions
FI845152L (fi
Inventor
Yuichi Toda
Shuzo Suzuki
Katsuji Sakamoto
Masamitsu Tokuda
Akio Ota
Original Assignee
Sumitomo Electric Industries
Nippon Telegraph & Telephone
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 Sumitomo Electric Industries, Nippon Telegraph & Telephone filed Critical Sumitomo Electric Industries
Publication of FI845152A0 publication Critical patent/FI845152A0/fi
Publication of FI845152L publication Critical patent/FI845152L/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • 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
    • G01N21/59—Transmissivity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
FI845152A 1983-12-29 1984-12-28 Foerfarande foer maetning av egenskaperna hos en optisk fiber. FI845152L (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58246644A JPS60142228A (ja) 1983-12-29 1983-12-29 光フアイバの特性測定方法

Publications (2)

Publication Number Publication Date
FI845152A0 true FI845152A0 (fi) 1984-12-28
FI845152L FI845152L (fi) 1985-06-30

Family

ID=17151474

Family Applications (1)

Application Number Title Priority Date Filing Date
FI845152A FI845152L (fi) 1983-12-29 1984-12-28 Foerfarande foer maetning av egenskaperna hos en optisk fiber.

Country Status (7)

Country Link
EP (1) EP0150434A1 (fi)
JP (1) JPS60142228A (fi)
KR (2) KR850004635A (fi)
AU (1) AU579126B2 (fi)
CA (1) CA1230498A (fi)
DK (1) DK609884A (fi)
FI (1) FI845152L (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3616841A1 (de) * 1986-05-17 1987-11-19 Philips Patentverwaltung Vorrichtung zur messung der durchgangsdaempfung eines lichtwellenleiters
DE4009160C2 (de) * 1990-03-22 1993-11-18 Wandel & Goltermann Optisches Meßgerät für eine Mehrmodenfaser
JPH04231837A (ja) * 1990-07-06 1992-08-20 Furukawa Electric Co Ltd:The 光ファイバの一括測定方法
DE10322188B4 (de) * 2003-05-16 2008-08-21 Lisa Dräxlmaier GmbH Lichtleistungsregelvorrichtung mit Modenmischer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS534566A (en) * 1976-07-02 1978-01-17 Asahi Seimitsu Kk Automatic altitude compensator for theodlite
DE2835491C3 (de) * 1978-08-12 1981-08-20 Standard Elektrik Lorenz Ag, 7000 Stuttgart Anordnung zum Messen von Eigenschaften von Lichtleitfasern
JPS5537948A (en) * 1978-09-08 1980-03-17 Dainichi Nippon Cables Ltd Measuring method for transmission characteristic of optical fiber
US4371786A (en) * 1980-10-29 1983-02-01 Miles Laboratories, Inc. Method and apparatus for detecting bubbles in a liquid
US4462685A (en) * 1981-03-04 1984-07-31 Instrumentation Laboratory Inc. Spectroanalytical system
AU565787B2 (en) * 1981-03-31 1987-10-01 Commonwealth Scientific And Industrial Research Organisation Optical fibre probes
DE3135285A1 (de) * 1981-09-05 1983-03-24 Philips Kommunikations Industrie AG, 8500 Nürnberg Verfahren zur parametermaessigen bestimmung des modalnoise von optischen bauteilen in lichtleitfaser-uebertragungs-strecken

Also Published As

Publication number Publication date
EP0150434A1 (en) 1985-08-07
JPS60142228A (ja) 1985-07-27
AU3719284A (en) 1985-07-04
KR890008106Y1 (ko) 1989-11-20
DK609884A (da) 1985-06-30
DK609884D0 (da) 1984-12-19
KR850004635A (ko) 1985-07-25
AU579126B2 (en) 1988-11-17
CA1230498A (en) 1987-12-22
FI845152L (fi) 1985-06-30

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: SUMITOMO ELECTRIC INDUSTRIES, LTD.

Owner name: NIPPON TELEGRAPH & TELEPHONE CORPORATION