The Samyang V-AF series is the world's first lenses for video creators designed to make video content creation more convenient. All V-AF lenses are designed for Sony E-mount and have several exciting and important functions such as gear cogs for follow focus, tally lamp and unified form factor throughout the entire line-up.This kit contains three of the most popular lensers in the series, a manual focus adapter and a hardcase from B&W that protects the lenses.