Title :
Preparation of long lengths of ultra-low-loss single-mode fibre
Author :
Ainslie, B.J. ; Day, C.R. ; France, P.W. ; Beales, K.J. ; Newns, G.R.
Author_Institution :
Post Office Research Centre, Ipswich, UK
Abstract :
Single-mode m.c.v.d. fibres have been prepared in lengths of up to 10 km by incorporating easily sinterable cladding layers of both boron-phosphorus-and fluorine-phosphorus-doped silica. Minimum losses of 0.6 to 0.7 dB/km have been achieved in the wavelength range 1.1 to 1.7 ¿m.
Keywords :
chemical vapour deposition; cladding techniques; optical fibres; optical workshop techniques; MCVD; SiO2:B2O3,P2O5; SiO2:F,P2O5; cladding layers; long lengths; single mode optical fibres;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19790295
