LiDAR (IMAGE) University of Copenhagen - Faculty of Science Caption LiDAR is an acronym for light detection and ranging. The phone-based 3D scanner emits 576 laser pulses in all directions, making it possible to measure depths in, among other things, a landscape. Photo: Kent Pørksen. Credit Photo: Kent Pørksen. Usage Restrictions None License Original 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.