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.
|Number of pages||3|
|Journal||IEEE Photonics Technology Letters|
|Publication status||Published - 1 Jun 2010|
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- Bend sensor
- Bragg grating
- polymer optical fiber