LED free-standing luminaire with direct/indirect light distribution. Microprismatic screen for perfect uniform and glare-free illumination. Luminaire body made of aluminium-profile with rotatable luminaire head. Matt white (RAL9003) or matt silver (RAL9006) powder-coated. On request extensive range of alternative colours. Two light-chambers for separate continuous dimming of direct/indirect light. Optional: integrated presence and daylight sensor or swarm technology. Factory-set drivers enable different output levels. Standard LED colour temperature 3000K and 4000K. On request 2200K, 2700K, 3500K, 5000K, 6500K. MacAdam 3 step binning. Colour rendering CRI≥80, CRI>90 on request. Rectangular luminaire base made of powder-coated steel in matt white or matt silver. Optionally clamp or adapter for furniture, partition walls, etc. available. 90% of initial output after 50000 operating hours (L90B10 at 25°C and max. Medium-Power). 5 year warranty on all LED boards and LED drivers. Refer to "options" overview.