100% DAY and DAK Compatible Replacement Bulb for many popular projectors. This Eiko DAY/DAK bulb is compatible with many different slide projectors models including projectors from manufacturers such as Accura Limited, Agfa-Gevaert Incorporated, Airequipt Manufacturing Company Incorporated, Amplifier Corporation, AR Bernard, Argus Incorporated, Atlas Rand Corporation, AV Concepts Corporation, Bausch and Lomb Incorporated, Bell and Howell Company, Borg Warner Educational Systems, Brumberger Sales Corporation, Camera and Audio Centers, DuKane Corporation, EDL Incorporated, Elmo, Empire Projector Corporation, EPOI, E.Leitz Incorporated, GAF Corporation, Graflex Incorporated, Hanimex, Honeywell and GoldE Manufacturing Company, Hoover Brothers Incorporated, Horizon/Photo Optics, JC Penney Company, Keystone Camera Company Incorporated, Mansfield Industries Incorporated, McClure Projectors Incorporated, Minolta Corporation, Montgomery Ward Company, Nikon, Optitronics Corporation, Osawa and Company, Revere Camera Corporation, Rollei of America Incorporated, Sawyer's Incorporated, Sears, Roebuck and Company, Singer Corporation / Graflex Division, Standard Projector and Equipment Company, Synchromat Equipment Corporation, Viewlex Incorporated, and Wollensak Optical Company for example. Please see the Additional Information tab above for a complete compatibility list.