420W 120V/JCD 120V-420W Bipin Halogen The EKB bulb (Ushio 1000304) is commonly used in photographic, video, and stage & studio applications and is a popular choice because of its powerful light output and superior color rendering. The EKB lamp features a GZ 9.5 2-Pin Prefocus base and should be used in a s 90 burn position to ensure the best color rendering and light possible so your set, production, or studio looks its best. The Ushio EKB bulb is also used in Lowel Omni-light fixture.