Nope, theirs is the sound-camera, detector array and sound-lens, but with an acoustic floodlight. I think they do use ranging though, so the 2D image is "soun

Nope, theirs is the sound-camera, detector array and sound-lens, but with an acoustic floodlight. I think they do use ranging though, so the 2D image is "sound camera" in one raster dimension, and "sonar range" in the other.