US Patent 10163213 3D point clouds

Provided is a method for generating a 3D point cloud and colour visualisation of an underwater scene, the point cloud comprising a set of (x, y, z) coordinates relating to points in the scene, the method operating in a system comprising at least one camera module, at least one structured light source, and a processing module, each of the at least one camera module being directed at the scene and having substantially the same overlapped field of view.