JPS5374084A - Measuring method for refractive index distribution of optical transmission path - Google Patents

Measuring method for refractive index distribution of optical transmission path

Info

Publication number
JPS5374084A
JPS5374084A JP14998376A JP14998376A JPS5374084A JP S5374084 A JPS5374084 A JP S5374084A JP 14998376 A JP14998376 A JP 14998376A JP 14998376 A JP14998376 A JP 14998376A JP S5374084 A JPS5374084 A JP S5374084A
Authority
JP
Japan
Prior art keywords
refractive index
transmission path
optical transmission
index distribution
measuring method
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.)
Pending
Application number
JP14998376A
Other languages
Japanese (ja)
Inventor
Hideki Noda
Eizo Miyauchi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP14998376A priority Critical patent/JPS5374084A/en
Publication of JPS5374084A publication Critical patent/JPS5374084A/en
Pending 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
    • G01N21/412—Index profiling of optical fibres

Abstract

PURPOSE:To obtain refractive index distribution from the relation between the quantity of scanning of the light incident to an optical transmission path scanned at its incident end and the quantity of the light emitting from its other end.
JP14998376A 1976-12-13 1976-12-13 Measuring method for refractive index distribution of optical transmission path Pending JPS5374084A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14998376A JPS5374084A (en) 1976-12-13 1976-12-13 Measuring method for refractive index distribution of optical transmission path

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14998376A JPS5374084A (en) 1976-12-13 1976-12-13 Measuring method for refractive index distribution of optical transmission path

Publications (1)

Publication Number Publication Date
JPS5374084A true JPS5374084A (en) 1978-07-01

Family

ID=15486893

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14998376A Pending JPS5374084A (en) 1976-12-13 1976-12-13 Measuring method for refractive index distribution of optical transmission path

Country Status (1)

Country Link
JP (1) JPS5374084A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58135934A (en) * 1982-02-09 1983-08-12 Hitachi Cable Ltd Measurment of refractive index distribution for optical fiber
US4515474A (en) * 1982-07-29 1985-05-07 The United States Of America As Represented By The United States Department Of Energy Method and apparatus for determining peak temperature along an optical fiber
JPS6117932A (en) * 1984-07-04 1986-01-25 Tatsuta Electric Wire & Cable Co Ltd Inspecting method of refractive index distribution of optical fiber

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58135934A (en) * 1982-02-09 1983-08-12 Hitachi Cable Ltd Measurment of refractive index distribution for optical fiber
US4515474A (en) * 1982-07-29 1985-05-07 The United States Of America As Represented By The United States Department Of Energy Method and apparatus for determining peak temperature along an optical fiber
JPS6117932A (en) * 1984-07-04 1986-01-25 Tatsuta Electric Wire & Cable Co Ltd Inspecting method of refractive index distribution of optical fiber
JPH0358453B2 (en) * 1984-07-04 1991-09-05 Tatsuta Densen Kk

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