... mark 5 LED good function JD-01R mammographBacklight technology, uniform light source.Ultra-thin design, the thickness is only 3.5cm ... ,000 hours, which is 8 times than traditional lamp.The light source glitter,effectively relieves the fatigue of vision. cant feel ... vision.Adopt digital dimming technology.Auto matic and individual film sensor, light is auto on when film in and off when film ...