Linear surface-mounted ceiling and wall light for aesthetically sophisticated lighting. It features a powder-coated extruded aluminium profile housing and powder-coated aluminium end caps. The Alea optic system includes a reflector structure made of ABS and vapour-coated aluminium, which is highly specular, along with an integrated diffuser made of non-yellowing opal plastic (PMMA) for glare-free light at the workplace, screen-compatible in accordance with DIN EN 12464-1. This light is suitable for ceiling surface-mounting and has a replaceable and removable LED unit with integrated control gear. It is also suitable for through-wiring and can be requested with sensors or as an emergency luminaire.