The inscription of low insertion loss and negligibly polarization dependent fiber Bragg gratings inscribed using a femtosecond laser system is reported. Insertion losses were <0.4dB/20mm and polarization wavelength shift of <5pm, with transmission changes <0.1dB.
© 2010 The Optical Society
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2340) Fiber optics and optical communications : Fiber optics components
(060.3735) Fiber optics and optical communications : Fiber Bragg gratings
K. Kalli, T. Allsop, C. Koutsides, E. Davies, D. Webb, and L. Zhang, "Femtosecond Laser Inscription of Fiber Bragg Gratings with Low Insertion Loss and Minor Polarization Dependence," in Advanced Photonics & Renewable Energy, OSA Technical Digest (CD) (Optical Society of America, 2010), paper BMA3.
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