Highly sensitive bend sensor based on bragg grating in eccentric core polymer fiber
Journal
IEEE Photonics Technology Letters
Date Issued
June 2010
Abstract
We report on an optical bend sensor based on a Bragg grating inscribed in an eccentric core polymer optical fiber. The device exhibits the strong fiber orientation dependence, the wide bend curvature range of ±22.7 m -1 and high bend sensitivity of 63 pm/m -1.