Canon RF 14-35mm f/4L IS USM Lens

Features RF-Mount Lens/Full-Frame Format Aperture Range: f/4 to f/22 Three UD Elements Three Aspherical Elements Air-Sphere and Fluorine Coatings Nano USM AF System Optical Image Stabilizer Customizable Control Ring Rounded 9-Blade Diaphragm   The Canon RF 14-35mm f/4L IS USM is a uniquely versatile zoom characterize by its broad range, constant f/4 maximum aperture, and advanced optical design. Gaining a bit on the wide end, this zoom offers a broader field of view to suit landscape, nature, and architectural applications, and its modest maximum aperture also contributes to a sleek, highly portable design for walkaround shooting.In terms of optics, the lens is befitting of its L-series designation and features three aspherical elements and three UD elements that produce a highly corrected image with high sharpness and accurate color rendering. A trio of unique coatings have also been applied to suppress flare and ghosting throughout the zoom rang. The L-series designation is also