Canon EF 70–200mm f/2.8L IS USM includes image stabilization allowing shutter speeds three stops slower and is suitable for portraits, sports, weddings, and nature photography. The optical design uses 23 elements in 18 groups with four UD elements to correct chromatic aberration. Sharp even wide open at f/2.8, with improved sharpness when stopped down. Internal focusing and ring-type USM provide fast, quiet AF with full-time manual focus. The front element remains stationary for filter use. Compatible with Canon EF 1.4× and 2× extenders without losing AF or IS. Included: Canon EF 70–200mm f/2.8L IS USM lens, front and rear caps, 77 mm UV filter, hood, pouch.