Title :
Fabrication and evaluation of MCVD single-mode fibres with and without central index depression
Author :
Ainslie, B.J. ; Beales, K.J. ; Cooper, Diana Marina ; Day, C.R.
Author_Institution :
British Telecom Research Laboratories, Ipswich, UK
Abstract :
A gas phase etching process has been developed to remove the central index depression in the cores of MCVD single-mode preforms. A comparison is made with conventional fibres of the optical loss, spot size and bending sensitivity. The results are in good agreement with the theory.
Keywords :
chemical vapour deposition; etching; optical fibres; optical workshop techniques; MCVD single-mode fibres; bending sensitivity; central index depression; chemical vapour deposition; fabrication; gas phase etching process; optical loss; spot size;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19820550
