Manual x ray collimator is widely used because it is the most basic type of beam limiter. It is simple to use, easy to operate and cheap.
Whether manual, electric or automatic beam limiter, the working principle of the beam limiter is the same. Through the control button, the closure of the lead leaf in the beam limiter is controlled to change the field of X-ray emission. The manual x ray collimator is a type of beam limiter that controls the lead leaf by manually rotating the knob. Manual adjustment is simple and convenient. There are three types of manual x ray collimator in Newheek: NK102, NK103 and NK202. NK102 and NK103 are beam limiters for 125KV spherical tubes, and NK202 is beam limiter for NK202 spherical tubes.