JPS5269648A - Measurement of numerical aperture in single mode fiber - Google Patents

Measurement of numerical aperture in single mode fiber

Info

Publication number
JPS5269648A
JPS5269648A JP14668375A JP14668375A JPS5269648A JP S5269648 A JPS5269648 A JP S5269648A JP 14668375 A JP14668375 A JP 14668375A JP 14668375 A JP14668375 A JP 14668375A JP S5269648 A JPS5269648 A JP S5269648A
Authority
JP
Japan
Prior art keywords
single mode
mode fiber
measurement
numerical aperture
sample
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.)
Granted
Application number
JP14668375A
Other languages
Japanese (ja)
Other versions
JPS577660B2 (en
Inventor
Koji Okamura
Takeshi Akamatsu
Junjiro Goto
Tadao Arima
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 JP14668375A priority Critical patent/JPS5269648A/en
Publication of JPS5269648A publication Critical patent/JPS5269648A/en
Publication of JPS577660B2 publication Critical patent/JPS577660B2/ja
Granted legal-status Critical Current

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Abstract

PURPOSE: To determine the critical wavelength of light incident on a sample of a single mode fiber by observing the one-dimensional distribution of intensity of light exiting from the sample while changing the wavelength of incident light whereby the numerical apertures are calculated.
COPYRIGHT: (C)1977,JPO&Japio
JP14668375A 1975-12-09 1975-12-09 Measurement of numerical aperture in single mode fiber Granted JPS5269648A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14668375A JPS5269648A (en) 1975-12-09 1975-12-09 Measurement of numerical aperture in single mode fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14668375A JPS5269648A (en) 1975-12-09 1975-12-09 Measurement of numerical aperture in single mode fiber

Publications (2)

Publication Number Publication Date
JPS5269648A true JPS5269648A (en) 1977-06-09
JPS577660B2 JPS577660B2 (en) 1982-02-12

Family

ID=15413215

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14668375A Granted JPS5269648A (en) 1975-12-09 1975-12-09 Measurement of numerical aperture in single mode fiber

Country Status (1)

Country Link
JP (1) JPS5269648A (en)

Also Published As

Publication number Publication date
JPS577660B2 (en) 1982-02-12

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