A new camera can photograph you from 45 kilometers away Developed in China, the lidar-based system can cut through city smog to resolve human-sized features at vast distances. via MIT Technology Review: https://www.technologyreview.com/s/613457/a-new-camera-can-photograph-you-from-45-kilometers-away/ Developed in China, the lidar-based system can cut through city smog to resolve human-sized features at vast distances.