Sensor developer FLIR Systems announced it has acquired unmanned aerial systems maker Prox Dynamics for $134 million in cash. Based in Oslo, Norway and founded in 2007 by pioneers in nano helicopter technologies, Prox Dynamics develops, manufactures, and distributes aerial sensors that are revolutionarily small, light, and covert surveillance systems. Prox Dynamics’ Personal Reconnaissance System (PRS) features their Black Hornet aerial sensor and a hand controller, a system that is pocket sized and hand-launched by a soldier in the field, enabling a significant advantage in situational awareness and mission planning.