The Sony PXW-FS7K 4K XDCAM Super35 Camera with 28 to 135mm E-Mount Zoom Lens provides you with a camera and lens system ready for today's 4K single-camera productions. Well suited to documentaries, news magazines or as the base of a kit to build upon for commercial production. The camera supports simultaneous or relay recording of HD or UHD 4K to integrated XQD media card slots. The included Sony 28 to 135mm power zoom lens covers the full frame format and supports 4K resolution. It features a Sony E-mount, which allows it to mount directly on the camera without requiring an adapter. The power zoom features a constant maximum aperture of f/4, so there is no exposure ramping as you zoom. It features separate geared focus, zoom and iris rings for manual image control.