Features:

Highly compact and light-weight

Quick release and easy to use

Controls focus by use of lens autofocus motor

Information:

The new Sevenoak Electronic Follow Focus provide the photo and video enthusiast with a compact yet powerful device that enhances the capabilities of HD video, it's compatitable with Canon EOS Digital SLR cameras, including:

• EOS 5D Mark II
• EOS 1D Mark IV
• EOS 7D
• EOS 60D
• EOS 600D/Rebel T3i/Kiss X5
• EOS 550D/Rebel T2i/Kiss X4
• EOS 500D/Rebel T1i/Kiss X3

The Sevenoak Electronic Follow Focus uses Canon's USB protocol to allow control of a wide range of functions, but without the limitations and bulk of being tethered to a computer.

It is connected to your camera with a standard A to mini-B USB cable, and can be used as a remote control or attached to a rig using a 1/4"-20 mount located on the back of the anodized aluminum enclosure.

You can easily control focus by rotating the knob in the middle or press the buttons on the electronic follow focus.