Canon EF-S 15-85mm F/3.5-5.6 IS USM Lens Canon EF-S 15–85mm f/3.5–5.6 IS USM Standard Zoom Lens: This versatile, everyday lens with standard zoom offers a broad focus range for almost any shot. The optical image stabilizer steadies the lens for blur-free handheld photos, and the aspherical lens with UD glass corrects aberrations for sharp, vibrant landscapes and portraits.