This product is an Ushio 1000103 BXR, INC10V-5.0A, C-6, BA15s incandescent light bulb primarily designed for projector applications. It uses 10 volts and 50 watts. This bulb has a BA15s base, and an expected life of 100 hours.
Ushio supplies a full range of Incandescent light bulbs available with Single and Double Contact Bayonet, Candelabra and Mogul Screw, and various Prefocused base types, coatings, and wattages. These lamps are designed for Overhead, Film, Optical and Slide projection systems.