Series: LESS IS MORE 50 Linear recessed ceiling and wall luminaire for aesthetically sophisticated lighting. Housing made of extruded aluminium profile, powder-coated. End cap made of aluminium powder-coated. Alea optical system: Reflector structure (ABS, aluminium vapour-plated, highly polished) with integrated diffuser made of non-yellowing plastic (PMMA) opal for glare-free light at the workstation (screen-compliant in accordance with DIN EN 12464-1). Ceiling installation with pre-assembled SBS mounting system. Suitable for Recessed ceiling mounting, wall (recessed). LED unit with integrated converter interchangeable and removable. With sensors or as a safety luminaire on request. Colour: deep black, matt (RAL 9005) Length: 861 mm Width: 71 mm Height: 1.5 mm Cut-out length: 848 mm Cut-out width: 60 mm Recess height: 100 mm Luminaire: recess height: 75 mm Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI): 80 System power: 22 W Rated luminous flux: 2650 lm Beam angle Down: 53° / 50° Luminous efficiency: 120 lm/W Control gear: Regulated power supply Protection class: I Type of protection: IP 20