1Improve Photography Quality: Effectively avoid the disproportionality between the dental film and the real tooth and inaccurate exposure when taking pictures. 2Avoid Patient Discomfort: X ray film positioner can avoid the patient's disgust, nausea and uncooperativeness for dentist reaching hand directly into the mouth to hold the tooth X ray film. 3Dental Film Photography Positioning: Dental X ray film positioner is used to assist the positioning of dental film photography, suitable for the positioning of upper and lower post molar films. 4Easy To Clean: Support high temperature and high pressure cleaning. Important and practical tool for dentist, suitable for dental hospitals and clinics. 5Stainless Steel And Plastic: X ray film positioning system kit adopts stainless steel and plastic material, safe, firm and stable, wear resistant, durable for use.