Title :
Practical determination of equivalent-step-index profiles for single-mode fibres
Author :
Yamauchi, Ryoji ; Miyamoto, Masayuki ; Inada, Koji
Author_Institution :
Fujikura Cable Works Ltd., Sakura, Japan
Abstract :
Equivalent-step-index profiles for single-mode fibres are easily estimated from the spot size at one wavelength and the second-mode cutoff wavelength. To obtain the theoretical cutoff wavelength, splice loss spectra from a multimode fibre to a single-mode fibre are measured.
Keywords :
optical fibres; refractive index; equivalent-step-index profiles; optical fibres; refractive index; second-mode cutoff wavelength; single-mode fibres; splice loss spectra; spot size;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19820373
