the highest luminance for the led illuminator is more than 4500 cd/m2 (illuminance 13000lux). This new type of product adopt with the international advance technology with high luminance led as the backlight. nobler thin f design - the three-dimensional design frame use silver and dark gray, and the new-style material such as electrophoresis aluminum-alloy, ABS plastics etc. It shows the noble character. The shape is thin, the thinness is only 2.5 cm. automatic fswitch - the viewing area will be bright after inserting the film and it will be off after extracting the film. (optional) luminance adjusting for large-scale (0-4500 cd/m2). It meets the viewing and diagnostic requirement for different density film of simulation, digital and mammography adequately. due to flicker-free energy saving light you will not feel tired even after a long time gazing. the life of led is 100,000 hours. It is over 5 times than the ccfl lamp. 9300k white and light-blue color temperature is more suitable for viewing and diagnosis film. adopt with the imported acrylic euphotic panel, high finish, uniformity and soft light. It has a long life of usage. adopt with led backlight technology. There is no dark spot in the viewing area. The uniformity of the viewing screen is more than 90%. adopt with the global voltage 90v-240v. Built-in electrical source. Leading technology, save space.