3D radar
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![Diagram of a typical 2D radar rotating cosecant squared antenna pattern](/Images/godic/202412/13/2d-radarp5647.jpg")
![Diagram of a typical 3D radar, a judicious mix of vertical electronic beam steering and mechanically horizontal movement of a pencil-beam](/Images/godic/202412/13/3d-radarp5647.jpg")
3D radar provides for radar coverage in three dimensions, unlike the more common 2D radar. While the normal 2D radar provides range and azimuth, the 3D radar provides elevation information with range and azimuth. Applications include weather monitoring, air defense and surveillance.