The collimator for sale is to control the field of X light and the direction of X rays. Lead leaves and lenses are very important components of the x ray collimator. Lead leaves are the shielding layer of X-ray, which act as a shield against radiation. The degree of closure of the lead leaves determines the size of the X-ray beam emitted and the radiation field of the X-ray. Once the lead leaves of the collimator for sale are out of order, or the lead leaves can not be closed tightly, the X-ray will leak out. And radiate things around. Reflectors in collimator for sale also play an important role, mainly used to reflect X-ray, if there is dirt in the lens, it will affect the X-ray emission, directly affect the quality and dose of X-ray, resulting in the X-ray dose can not be judged, low quality of diagnosis and treatment.