Distributed Optical Fibre Sensing Research Group - University of Southampton person responsible for collecting the data: Dr Ali Masoudi Date of data collection: September 2016 Method description of the experimental design used in data collection: Can be found in the published letter For each filename, a short description of what data it contains: The data in this document contains the data points of the diagrams shown in figure 3~5. Linearity tab contains the datapoints for the linearity plot in figure 3; Frequency Response tab contains the datapoints for the PZT frequency response measured by the sensor and the MZI and which is shown in figure 4; Frequency Resolution and Spatial resolution data in the last two tabs contain the data points for the spatial and frequency resolution of the sensor shown in figure 5(a) and 5(b), respectively.