Small UAV detection at a 3.5 km distance with ASTROHN thermal imager
The detection of unmanned aerial vehicles (UAVs) has become an increasingly urgent and acute problem in recent times. Continuous improvement and expansion of the scope of UAV application multiplies the number of possibilities for their illegal use. The objectives of the application are espionage and terrorist acts. In addition, they are already used in the army, as reconnaissance and attack aircraft. The small size and low efficiency of the reflective surface make modern UAVs an extremely inconvenient target for detection [...]