Evidence of fundamental mode cutoff in depressed inner cladding single-mode fibres
- 11 November 1982
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 18 (23) , 989-990
- https://doi.org/10.1049/el:19820678
Abstract
We report experimental evidence of fundamental mode cutoff in depressed inner cladding single-mode fibres. It is characterised by a sharp decrease in the transmission curve and by a local increase of the fundamental mode spot size. Both phenomena are theoretically explained.Keywords
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