Title :
Low-Loss single-mode fibre at the material-dispersion-free wavelength of 1.27 μm
Author :
Kawachi, M. ; Kawana, A. ; Miyashita, Tadakazu
Author_Institution :
NTT Ibaraki Electrical Communication Laboratory, Tokai, Japan
Abstract :
A GeO2-doped silica single-mode optical fibre with a low attenuation loss of 0.5 dB/km at 1.27 μm, where the material dispersion of the silica glass falls to zero, has been made by a C.V.D. technique. Attention was paid to reducing OH absorption losses in the single-mode fibre.
Keywords :
chemical vapour deposition; optical fibres; CVD; GeO2 doped silica fibre; OH absorption losses; low attenuation loss; material dispersion; single mode optical fibre;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19770320
