SL-R9 Digital E-focus Slit Lamp 1.auot-exposure, auto-gain, ... 2.1920 X 1080 pixel resolution 3.LED bulb SL-R9 Digital E-focus Slit Lamp Features: Equipped with auto-focus ... digital module, the SL-R9 can be used across a wide variety of ophthalmic applications ... -free, Cobalt Blue, UV Intensity of illumination>=50klx Product: SL-R9 Digital E-focus Slit Lamp