A Multi-rotor Aircraft, also called Multi-axis Aircraft, is one kind of Helicopter which usually has more than 3 rotors when the propellers are rotating the pitch does't change. The aircraft can fly through changing the rotors' torque and speed. Compared to the traditional Single Rotor Helicopter, it is more simple and easy to maitain and operate. The common multi-rotor aircraft such as quad-rotor, hexa-rotor and octo-rotor are widely used in the low cost Film and TV AP.
The multi-axis aircraft which Naza-M supported