Canon 4410B002 EF 2x III Extender

Designed to extend a lenses focal length by a factor of 2x, the redesigned Canon Extender EF 2X III from Canon delivers optical performance on par with the finest Canon super telephoto lenses. It features a built-in microcomputer for seamless communication among camera body, lens and extender, features careful lens placement and coatings to minimize ghosting, flare and chromatic aberration, and even has a new Fluorine coating that keeps soiling, smears, fingerprints to a minimum. Extender EF 2X III meets necessary standards in terms of rugged, dustproof and water-resistant construction, and should be in every professional's camera bag.

Canon 4410B002 Specifications:

• Focal Length & Maximum Aperture: Magnification: 2.0x
• Lens Construction: 9 elements in 5 groups
• Max. Diameter x Length, Weight: 2.8" x 2.1", 11.5 oz. (72.0 x 52.7mm, 325g)

NOTE:

This lens is only compatible with fixed focal length L-series lenses 135mm and over, as well asthe EF 70-200/2.8L, EF 70-200/2.8L IS, EF 70-200/4L, and EF 100-400/4.5-5.6L.