FTIR systems (IMAGE) Optica Caption The new method combines information from two remote Fourier-transform infrared spectroscopy (FTIR) imaging systems (pictured) with precise positioning information from GPS and gyroscope sensors. Credit Liang Xu, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.