The Canon EF-S 10-18mm f/4.5-5.6 IS STM Zoom Lens provides an ultra-wide angle of view in a compact, portable package, perfect for EOS cameras with an APS-C sensor. It has a 4 group optical zoom system and includes a large-diameter element, an aspherical lens element, a UD lens element and enhanced lens coatings for high-contrast, high-resolution images. Additional features: circular 7-blade aperture; Canon Optical Image Stabilizer system; stepping motor (STM); rear focusing system; plus more!