It is found that the reflection of leaky radiation from the interface between the outer silica cladding and the coating polymer greatly modifies the loss spectrum of Bragg fibers. A simple model that describes this effect is proposed and confirmed by measurement and computation.
© 2007 Optical Society of America
Fiber Optics and Optical Communications
Original Manuscript: November 13, 2006
Revised Manuscript: February 3, 2007
Manuscript Accepted: February 10, 2007
Published: April 17, 2007
Yu. A. Uspenskii, E. E. Uzorin, A. V. Vinogradov, M. E. Likhachev, S. L. Semjonov, M. M. Bubnov, E. M. Dianov, R. Jamier, and S. Février, "Effect of polymer coating on leakage losses in Bragg fibers," Opt. Lett. 32, 1202-1204 (2007)