Canon Lens EF 70-200MM 2.8L IS II USM

EF-Mount Lens/Full-Frame Format
Aperture Range: f/2.8 to f/32
Four Ultra-Low Dispersion Elements
Super Spectra Coating
Ring-Type Ultrasonic Motor AF System
Internal Focus, Focus Range Limiter
Weather-Sealed Construction
Detachable, Rotatable Tripod Collar
Rounded 8-Blade Diaphragm