high-definition imaging sonar, high definition imaging sonar, high-definition sonar, imaging, imaging sonar, high-resolution imaging sonar, identification sonar, acoustic camera, acoustic video, acoustic image, didson, seeing or imaging, turbid water, murky water, black or dark water, head-mounted display, head mounted display, uhmd, hmd, underwater head mounted display, diver held sonar, sonar for divers

didson sets a new standard for a high resolution imaging sonar and a high-definition imaging sonar. its near video-quality images are used to identify objects in turbid water where optical systems fail.