Product description: The REBL LED high bay luminaire from Lithonia Lighting® features innovative microprismatic optics (patent pending) that ensure uniform and visually comfortable illumination throughout the space. Its sleek, robust die-cast housing supports a distinctive design that redefines circular high bay lighting by combining aesthetics, advanced optical control, and low glare rating (UGR), all without compromising energy efficiency. REBL is, quite simply, performance simplified.