M-RF series IR Infrared Industrial Borescope Camera is a customized endoscope type for such special industries. Based on mechanical control of 360° rotation, it can reduce the noise to the lowest level. With a 6mm infrared night vision lens, it can achieve 10-meter/20-meter effective observing distance under a totally dark environment, in order to lower the risk of observers.In the process of criminal investigation and security work, how to skillfully and secretly observe the target environment plays an essential role.