Ushio Ultraline MR16 50mm (2 inch) Halogen lamps with front glass cover (FG) are rated at 10,000 average life which is up to five times longer than standard MR16 lamps. The exceptional performance of the Ultraline™ MR-16 reflector lamps are a result of new advancements in our filament system design and gas fill technologies. Available in Spot, Narrow Flood, and Flood beam spreads, the Ultraline™ employs an axial filament that is computer aligned to attain precise 12º, 24º, and 36º beam angles., with consistent color through lamp life, integrated UV protection, and a precisely focused light cone. Made in Germany