DXW 1000W 120 Volt Quartz Halogen Light Bulb by Ushio. This double-ended globe is primarily used in 1K open-faced light fixtures. 3-1/8' long, 28000 lumens, 3200 Kelvin, 150 hours average life. Fits Arrilite 1000, Mole-Richardson Mickey Mole. Light bulbs are also known as globes and lamps in the motion picture industry.