Short centimetric baseline strainmeter using optical-fiber FBG sensor and a high resolution spectrometer

Olivier Coutant, University Grenoble Alpes, ISTerre Institute of Earth Sciences, Grenoble, France, Valentin Parra, University Grenoble Alpes, ISTerre Institute of Earth Science, Grenoble, France and Fabrice Thomas, Resolution Spectra System, Meylan, France