Canon EF 11-24mm f/4L USM
Description
- EF-Mount Lens/Full-Frame Format
- Aperture Range: f/4 to f/22
- One Super UD and One UD Element
- Four Aspherical Elements
- SWC, Air Sphere, and Fluorine Coatings
- Ring-Type Ultrasonic Motor AF System
- Weather-Sealed Construction
- Rounded 9-Blade Diaphragm