X-Ray film viewer, x-ray illuminator, to help doctor to check the x-ray crystal clear,. X-Ray Film Viewer L0081 Feature:1.The Front ... free of charge.2. Within one month, if the machine is of any big fails, we will send you ... a new machine.3. Within one year, if you send back the ... 4. After one year, we offer to repair the machine, but we quire for the cost of the changed ...