The Canon EF-S 10-22mm f/3.5-4.5 USM is a high-performance ultra-wide-angle zoom lens designed specifically for Canon APS-C DSLR cameras. With a 35mm equivalent focal length of 16-35mm, this lens is perfect for capturing expansive landscapes, dramatic architecture, tight interiors, and creative wide-angle perspectives. Its variable aperture of f/3.5-4.5 ensures good performance in various lighting conditions, while maintaining a lightweight and portable design. The lens features Canon’s Ultra Sonic Motor (USM) for fast, precise, and nearly silent autofocus, making it suitable for both photography and video work. It includes Super Spectra coatings to reduce flare and ghosting, while delivering excellent contrast and color balance. A circular aperture helps create pleasing background blur when shooting at wider apertures. With a close focusing distance of just 24cm, it also allows for creative close-up wide-angle shots. Built with quality optics, including three aspherical elements and one Super-UD element, the EF-S 10-22mm delivers sharp, high-contrast images with minimal distortion, even at its widest setting. It’s an excellent choice for photographers and videographers looking to expand their creative options with a reliable and sharp ultra-wide zoom.