RF 10&#45 20mm f&#47 4 L IS STM Lens

A state-of-the-art ultra-wide zoom lens, the Canon RF 10-20mm f/4 L IS STM Lens delivers professional quality results for all your landscape, nature, architecture, and interior image-making needs. Optimized for both photo and video applications, this versatile, full-frame, L-series lens provides visual drama to your imagery for outstanding results that will be remembered for a lifetime. Rectilinear optical design featuring one Super UD element, three standard UD elements, and three aspherical elements to reduce chromatic aberration and distortion throughout the zoom range, while also providing consistent edge-to-edge sharpness and illumination. Fast and precise autofocus system delivering quick, nearly-silent autofocus performance with full-time manual focus override. Quiet high-speed STM leadscrew-type focus drive system that is especially beneficial to video users. Configurable Control Ring can be used to adjust a variety of exposure settings, including aperture, ISO, and exposure compensation. Nine-blade diaphragm to create a smooth and pleasing bokeh quality. Accepts rear insert-type gelatin filters, which are cut-to-size and inserted behind the rear lens element. Built-in petal-shaped lens hood. L-series construction sealed against dust and moisture for working in inclement environmental conditions. {Key Features} - Full-Frame | f/4 to f/22 - Fast Ultra-Wide Zoom - High-Speed STM Autofocus System - Optical Image Stabilizer - Programable Control Ring - One Super UD and Three UD Elements - Air Sphere and SWC Coatings - Weather-Sealed Construction {Box Contents} - Canon RF 10-20mm f/4 L IS STM Lens (Canon RF) - Canon Lens Cap for RF 10-20mm f/4 L IS STM - Canon Lens Dust Cap RF - Canon LP1219 Soft Lens Case