USM autofocus for fast and quiet focusing. Canon EF-S 10-22mm f/3.5-4.5 USM Lens – Excellent Wide-Angle Option. For sale is theCanon EF-S 10-22mm f/3.5-4.5 USM lens, a versatile and high-quality wide-angle lens perfect for capturing stunning landscapes, architecture, and creative shots.
eBay