Particularly flat luminaire housing, painted extruded aluminum profile, visible height 10/24mm, direct/indirect light distribution, direct component using microprism disc made of PMMA, long-term UV-resistant, homogeneous light emission through lateral LED light coupling in highly effective light guide disc and semi-diffuse white reflection layers, with special precision technology for defined ceiling illumination, for computer workstations, all-round glare protection in accordance with the current standard DIN-EN 12464-1. LED driver design integrated. Electrical connection via 3-pin connection terminal with plug-in contact technology.