Non-contact measurement of the thickness of a surface film using a superimposed ultrasonic standing wave

This data provides the reader with a sample of raw data and processed data which was used for the measurement of surface film thickness using a superimposed ultrasonic standing wave. The reader is advised to refer to the research article "Non-contact measurement of the thickness of a surface film using a superimposed ultrasonic standing wave" for more information on this data and how to interpret it.