The professional OKM detectors are especially made for professional usage in
archeology and industry. In those tasks you need a very high resolution which
can be reached with the multi-sensor devices and powerful measuring sensors for
high quality 3d scans.
The Gepard ground penetrating radar (GPR) uses an unshielded transmission system to detect underground structures and hidden objects
like pipelines, cable harnesses, septic tanks, tunnels and the like.