Apollo AEVD Overhead Projector Replacement Lamp, EVD Style, 400 Watts, 36 Volts, 1 Lamp Per Box Quality design and construction for long life and accurate color. Features: Provides long life and accurate color. Ninety-nine percent pure quartz glass for brightest light. Universal lamp fits most overhead projector models. Use With: Apollo: VS 3250, Magnistar 400. 3 M: 9550. DUKANE: 28A667. Elmo: HP-5500.