The medical X-ray single link protective screen(lead screen) is composed of lead plate and iron plate. The lead equivalent is not less than 0.50mmPb. It is used to the filming shielding protection in the X-ray photographic studio, dentistry, bedside and operating room, etc., also suitable for the X-ray protection. It can be manufactured according to the size of the photographic studio and the need of the protection. It is mainly equipped with a lead glass sight window of 6X 8. The surrounding of the lead window can be sealed by adhesive plasters, so that to fix it firm.