Spatial apodization of femtosecond laser inscribed fibre Bragg gratings with arbitrary profile
Date Issued
2023
Author(s)
DOI
10.1364/OFS.2023.Th6.61
Abstract
The fabrication of plane-by-plane femtosecond (fs) laser apodized fibre Bragg gratings (FBG) are demonstrated via a fully customizable and controlled inscription that can realize any desired apodized profile, offering >30dB side lobe suppression ratio.