Title :
Fabrication of completely OH-free v.a.d. fibre
Author :
Hanawa, F. ; Sudo, Shunsuke ; Kawachi, M. ; Nakahara, Mizuki
Author_Institution :
NTT Ibaraki Electrical Communication Laboratory, Tokai, Japan
Abstract :
An extremely low OH v.a.d. fibre has been fabricated. The attained minimum OH concentration is estimated to be 0.8 ppb and optical loss below 1 dB/km is realised in the extended wavelength range from 1.1 to 1.7 ¿m.
Keywords :
optical fibres; optical workshop techniques; vapour deposition; OH free fibre; fabrication; optical fibre; porous preform; vapour phase axial deposition;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19800496
