A green laser water penetration system devised by Sylvania Electronic Systems in the late 1970's

A green laser water penetration system devised by Sylvania Electronic Systems in the late 1970’s. Although advertised for fisheries use, this technology has evolved into LIDAR, a system for measuring shallow-water bathymetry and also for into a rapid terrain mapping technique. In: Farooq Hussain, 1970, “Living Underwater, ” p. 87. Library Call Number GC65 H8 1970b.