Sheet steel housing, flat rectangular cross-section, visible height 26mm, front sides made of steel, prepared for light strip mounting, direct/indirect light distribution via micro-prism disc, for computer workstations, 65° < 3000 cd/m² all-round glare protection according to the current standard DIN-EN 12464-1, electrical connection and connection of the control cable via 5-pin connection terminal with plug-in contact technology.