Directional bend sensor based on asymmetric long period grating in photonic crystal fiber

Long Jin; Wei Jin; Jian Ju

doi:10.1117/12.834243

5 October 2009 Directional bend sensor based on asymmetric long period grating in photonic crystal fiber

Long Jin, Wei Jin, Jian Ju

Proceedings Volume 7503, 20th International Conference on Optical Fibre Sensors; 75035O (2009) https://doi.org/10.1117/12.834243
Event: 20th International Conference on Optical Fibre Sensors, 2009, Edinburgh, United Kingdom

Abstract

A directional bend sensor is demonstrated based on a long period grating fabricated in photonic crystal fiber by introducing geometric deformations in the cladding air holes with a CO2 laser. A bend sensitivity of 2.26 nm/m^-1 is achieved within the range of -5~+5 m^-1.

Citation Download Citation

Long Jin, Wei Jin, and Jian Ju "Directional bend sensor based on asymmetric long period grating in photonic crystal fiber", Proc. SPIE 7503, 20th International Conference on Optical Fibre Sensors, 75035O (5 October 2009); https://doi.org/10.1117/12.834243

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