A remarkable fusion of advanced technology and superior craftsmanship, the Lumix G Leica Dg Summilux 9mm f/1.7 Aspherical Lens for Micro Four Thirds is a professional-grade lens designed for both photography and videography. This high-performance lens is engineered to work seamlessly with your camera's high-speed, high-precision contrast Af system, driven by a sensor that operates at a maximum of 240 fps. The lens features a unique non-linear setting that adjusts focus based on the rotation speed of the focus ring, and a linear setting that shifts focus according to the rotational quantum of the focus ring. This innovative design ensures precise control over focus, making it an ideal choice for capturing intricate details in both still photography and video recording. The Lumix G Leica Dg Summilux 9mm f/1.7 Aspherical Lens stands out for its video recording performance, thanks to a mechanism that effectively suppresses focus breathing.