DocumentCode
1032675
Title
Azimuthal filtering technique for effective LP11 cutoff wavelength measurement in optical fibres
Author
Blondy, J.M. ; Blanc, A.M. ; Clapeau, M. ; Facq, P.
Author_Institution
Institut de Recherches en Communications Optiques et Microondes, UER des Sciences, CNRS UA 356, Limoges, France
Volume
23
Issue
10
fYear
1987
Firstpage
522
Lastpage
523
Abstract
Azimuthal periodicities vanish in the near- and far-field patterns when the LP11 mode reaches the cutoff point. This criterion leads to a simple, fast and accurate method for effective cutoff wavelength determination in monomode optical fibres.
Keywords
optical fibres; optical testing; optical variables measurement; LP11 mode; azimuthal filtering; azimuthal periodicities; cutoff wavelength measurement; far-field patterns; monomode; near-field pattern; optical fibres; single mode fibres;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19870376
Filename
4257707
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