One of the finest telephoto zoom lenses in the EF line, comparable to a single focal length lens. It has four UD-glass elements to correct chromatic aberrations. Its constant f/2.8 maximum aperture and superb image quality make it one of the most popular professional SLR lenses in the world. Compatible with Extender EF 1.4x II and 2x II.
- Focal Length: 70-200mm
- Maximum Aperture: 1:2.8
- Lens Construction: 18 elements in 15 groups
- Inner focusing system with USM
- Rotating type zoom system
- 77mm filter size