Canon 16-35mm USM III (2.8)

Description

Key Features

EF-Mount Lens/Full-Frame Format

Aperture Range: f/2.8 to f/22

Three Aspherical and Two UD Elements

SWC, Air Sphere, and Fluorine Coatings

Ring-Type Ultrasonic Motor AF System

Weather-Sealed Construction

Rounded 9-Blade Diaphragm