Time-Stretch Infrared Spectroscopy Schematic (IMAGE) University of Tokyo Caption The new tool consists of various optical components including lasers, mirrors, lenses and detectors. It can detect wavelengths between 4.4 and 4.9 micrometers (thousandths of a millimeter). Credit © 2020 Ideguchi et al. Usage Restrictions © 2020 Ideguchi et al. 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.