Professional daylight light box with high CRI LEDs. Steplessly dimmable. 6 mm T-slot on all four side sections for installation in systems and installations and for attaching accessories. Separate power adapter. Uniform and color correct illumination for viewing, sorting and photographic capturing (digitizing) of slides and other transparent originals or of other materials Illuminated area: 50 x 37 cm ( 19.7 x 14.6 in.).