IT1157034B - Apparecchiatura per la determinazione del profilo d'indice di rifrazione di fibre ottiche e preforme per fibre ottiche - Google Patents

Apparecchiatura per la determinazione del profilo d'indice di rifrazione di fibre ottiche e preforme per fibre ottiche

Info

Publication number
IT1157034B
IT1157034B IT67735/82A IT6773582A IT1157034B IT 1157034 B IT1157034 B IT 1157034B IT 67735/82 A IT67735/82 A IT 67735/82A IT 6773582 A IT6773582 A IT 6773582A IT 1157034 B IT1157034 B IT 1157034B
Authority
IT
Italy
Prior art keywords
optical fibers
index profile
preform
fibre
preforms
Prior art date
Application number
IT67735/82A
Other languages
English (en)
Other versions
IT8267735A0 (it
Inventor
Gianni Coppa
Vita Pietro Di
Marcello Potenza
Umberto Rossi
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Publication of IT8267735A0 publication Critical patent/IT8267735A0/it
Priority to IT67735/82A priority Critical patent/IT1157034B/it
Priority to AU15027/83A priority patent/AU550243B2/en
Priority to DK241483A priority patent/DK241483A/da
Priority to JP58092599A priority patent/JPS58215524A/ja
Priority to ES522851A priority patent/ES8404747A1/es
Priority to CA000429684A priority patent/CA1193880A/en
Priority to DE8383105581T priority patent/DE3369560D1/de
Priority to AT83105581T priority patent/ATE25290T1/de
Priority to EP83105581A priority patent/EP0096829B1/en
Priority to DE198383105581T priority patent/DE96829T1/de
Application granted granted Critical
Publication of IT1157034B publication Critical patent/IT1157034B/it

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
    • G01N21/412—Index profiling of optical fibres

Landscapes

  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Facsimile Heads (AREA)
IT67735/82A 1982-06-09 1982-06-09 Apparecchiatura per la determinazione del profilo d'indice di rifrazione di fibre ottiche e preforme per fibre ottiche IT1157034B (it)

Priority Applications (10)

Application Number Priority Date Filing Date Title
IT67735/82A IT1157034B (it) 1982-06-09 1982-06-09 Apparecchiatura per la determinazione del profilo d'indice di rifrazione di fibre ottiche e preforme per fibre ottiche
AU15027/83A AU550243B2 (en) 1982-06-09 1983-05-27 Determination of optical fibre refractive index
DK241483A DK241483A (da) 1982-06-09 1983-05-27 Apparat til at bestemme brydningsindeksprofilen for optiske fibre og forstadier til optiske fibre
JP58092599A JPS58215524A (ja) 1982-06-09 1983-05-27 光フアイバ−および光フアイバ−母材の屈折率形態を決定するための装置
ES522851A ES8404747A1 (es) 1982-06-09 1983-05-31 Perfeccionamientos en un aparato para determinar el perfil de indice de refraccion de fibras opticas
CA000429684A CA1193880A (en) 1982-06-09 1983-06-03 Apparatus for determining the refractive index profile of optical fibres and optical fibre preforms
DE8383105581T DE3369560D1 (en) 1982-06-09 1983-06-07 Apparatus for determining the refractive-index profile of optical fibres and optical-fibre preforms
AT83105581T ATE25290T1 (de) 1982-06-09 1983-06-07 Vorrichtung zur bestimmung des brechungsindexprofils optischer fasern und vorformen optischer fasern.
EP83105581A EP0096829B1 (en) 1982-06-09 1983-06-07 Apparatus for determining the refractive-index profile of optical fibres and optical-fibre preforms
DE198383105581T DE96829T1 (de) 1982-06-09 1983-06-07 Vorrichtung zur bestimmung des brechungsindex-profils optischer fasern und vorformen optischer fasern.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67735/82A IT1157034B (it) 1982-06-09 1982-06-09 Apparecchiatura per la determinazione del profilo d'indice di rifrazione di fibre ottiche e preforme per fibre ottiche

Publications (2)

Publication Number Publication Date
IT8267735A0 IT8267735A0 (it) 1982-06-09
IT1157034B true IT1157034B (it) 1987-02-11

Family

ID=11304876

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67735/82A IT1157034B (it) 1982-06-09 1982-06-09 Apparecchiatura per la determinazione del profilo d'indice di rifrazione di fibre ottiche e preforme per fibre ottiche

Country Status (9)

Country Link
EP (1) EP0096829B1 (it)
JP (1) JPS58215524A (it)
AT (1) ATE25290T1 (it)
AU (1) AU550243B2 (it)
CA (1) CA1193880A (it)
DE (2) DE96829T1 (it)
DK (1) DK241483A (it)
ES (1) ES8404747A1 (it)
IT (1) IT1157034B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365329A (en) * 1988-11-15 1994-11-15 York Technology Limited Apparatus and method for measuring refractive index
GB8826643D0 (en) * 1988-11-15 1988-12-21 York Technology Ltd Measurement of refractive index
US5078488A (en) * 1989-04-17 1992-01-07 Rikagaku Kenkyusho Method and apparatus for determining refractive index distribution
DE4109552A1 (de) * 1991-03-22 1992-09-24 Physikalisch Tech I Verfahren und anordnung zur bestimmung von brechungsindex- und/oder spannungsprofilen transparenter inhomogener koerper
US5396323A (en) * 1994-02-07 1995-03-07 Corning Incorporated Method and apparatus for analyzing optical waveguide cane
DK3213052T3 (da) 2014-10-31 2019-07-15 Corning Inc Højpræcisionsmåling af brydningsindeksprofil af cylindriske glaslegemer
CN110749421B (zh) * 2018-07-24 2022-02-15 矽电半导体设备(深圳)股份有限公司 发光器件测试一体机

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2071315B (en) * 1980-03-11 1984-08-08 Nat Res Dev Measuring refractive index profile
US4515475A (en) * 1980-03-11 1985-05-07 National Research Development Corporation Measurement of refractive index profile
US4362943A (en) * 1980-09-08 1982-12-07 Bell Telephone Laboratories, Incorporated Method of measuring the refractive index profile and the core diameter of optical fibers and preforms

Also Published As

Publication number Publication date
AU1502783A (en) 1983-12-15
EP0096829A1 (en) 1983-12-28
EP0096829B1 (en) 1987-01-28
DK241483D0 (da) 1983-05-27
IT8267735A0 (it) 1982-06-09
JPS58215524A (ja) 1983-12-15
CA1193880A (en) 1985-09-24
ES522851A0 (es) 1984-05-01
ATE25290T1 (de) 1987-02-15
AU550243B2 (en) 1986-03-13
ES8404747A1 (es) 1984-05-01
DK241483A (da) 1983-12-10
JPH0233089B2 (it) 1990-07-25
DE3369560D1 (en) 1987-03-05
DE96829T1 (de) 1984-04-12

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