Highly efficient LED grid surface-mounted luminaire. Housing made of powder-coated metal. Alea optics system: reflector structure (ABS, aluminum vapor-coated, high-gloss) with integrated diffuser made of non-yellowing plastic (PMMA), opal, for glare-free light in the workplace. Deep-beaming, brilliant light effect. Suitable for ceiling mounting. Control gear integrated. Excellent for office areas (UGR < 19) and computer workstations (BAP) in accordance with DIN EN 12464-1.