Comprising PAR38, PAR30, and PAR20 lamp types in spot, narrow flood, and flood beam angles, PAR REFINE Series utilizes 3-part REFINE optic, which combines reflector, focus lens, and shaping lens. Precision cut, flat-faced optic gives lamp traditional halogen look with little to no wasted light outside of beam angle. Dimmable and enclosed fixture-rated, each lamp lasts 40,000 hours and has typical CRI 90, R9 50, and R13 90 values.