The Blackmagic Design Zoom Demand is an add-on accessory for the Blackmagic PYXIS 6K – L-Mount, PYXIS 6K – EF, PYXIS 6K – PL, URSA Broadcast G2 Camera (B4), Blackmagic Studio Camera 4K Plus, and Pro models that allows for electronic zoom control of compatible servo lenses via the camera’s USB Type C ports. The rental includes a tripod handle clamp, and if you’re also renting a Blackmagic Design Focus Demand, you’ll be able to daisy chain the devices together to leave a USB port open for external SSD recording.