A technique is proposed to improve the signal-to-noise ratio of index modulation amplitude measurement along fiber Bragg gratings. The transverse profile is also visualized and reveals minute asymmetries. Their effect on spectral response and birefringence are investigated.
© 2003 Optical Society of America
(050.0050) Diffraction and gratings : Diffraction and gratings
(050.2770) Diffraction and gratings : Gratings
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2270) Fiber optics and optical communications : Fiber characterization
F. Busque, X. Daxhelet, S. Lacroix, and M. Verhaegen, "Nondestructive Characterization of the Transverse Profile of Fiber Bragg Gratings: Influence on the Polarization Dependent Properties," in Optical Fiber Communication Conference, Technical Digest (Optical Society of America, 2003), paper WL3.
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