... control 3 elegant frame 4 self-induction medical film viewer Features: 1.Adopt LED backlight and high frequency inverted technology,no flash ... table,save space. 3.Anti-ultraviolet ray,never fade in color,light is tender and protective to eyes.4.10,000lux luminosity ... -resistant,high weatherability.7.Be suit for clinic to observe CT,MR,X-Ray film or for photographers.8.Each section works independently ...