| | | Huge buoys for open sea. They signal port entrances, isolated dangers in open sea, wide channels and offshore oil fields. The big floats garantee the mooring of big chains at high depth and at the same time the capability to host a high focal plane (from 3 to 6 meters). The lantern, /Ksolar powered, can reach long distances: 'UU at least 5 Nautical Miles. | | |