SPARROW ONE is a small aerial camera developed to meet the national emergency mapping needs. It integrates a medium-format aerial camera, high-precision integrated inertial navigation system, three-axis stabilized platform, pod and aerial survey controller. It enables onboard image processing and real-time image transmission through the communication system, with the real-time monitoring and control of the equipment. SPARROW ONE can be mounted on various flight platforms, including medium-sized fixed-wing UAVs, unmanned helicopters, conventional fixed-wing aircraft, helicopters and so on.