Leviton LEL15-PB Ellipsoidal Spotlight 15-Degree Beam Angle LEO Enhanced Performance Fixture with C-Clamp, Color Frame, Black Applications: Theaters, Studios, Concerts, Front-of-House Positions, On-Stage Positions, Side Booms Field adjustable lenses to change field angle - 15, 19, 26, 36, and 50 degree field angles Continuous body and barrel on-axis rotation (Greater than 360 degrees) Cool Grip handles for all common adjustments and 30-second lamp replacement Cosine (Flat) and Peak focus with all recommend lamps and beam angles