Take advantage of B4 telephoto zoom lenses on your next event shoot. These lenses were created for the broadcast industry for cameras with 2/3-inch image sensors. When mounted on 4K cameras, they provide unique advantages. They give you a long lens for concerts and sporting events. They also offer a shallow depth of field and hold focus through their zoom range. The lenses come with servos and built-in 2x teleconverters.
