Item Includes

• Canon Extender EF 2X III
• Canon Extender Cap E II
• Canon Lens Dust Cap E (Rear)
• Canon Lens Case LP811
• Canon Limited 1-Year Manufacturer Warranty

Overview Designed to extend a lens's focal length by a factor of 2x, the redesigned Canon Extender EF 2X III 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, careful lens placement and coatings to minimize ghosting, flare and chromatic aberration, and a new Fluorine coating that keeps soiling, smears, and fingerprints to a minimum. Extender EF 2X III meets high standards in terms of rugged, dustproof and water-resistant construction, and should be in every professional's camera bag.

Features

• Canon EF Mount Teleconverter
• 2.0x Magnification Factor
• Controlled via Microcomputer
• Communicates Between Lens & Camera
• Spectra Coating Reduces Ghosting/Flare
• Protective Fluorine Coating
• Dust and Water Resistant
• Compatible with Select EF Mount Lenses

Specs

• Magnification: 2.0x
• Lens Construction: 9 elements in 5 groups
• Max. Diameter x Length, Weight: 2.8 x 2.1 in. / 72.0 x 52.7 mm, 11.5 oz. / 325 g
• Compatibility Note: Only compatible with fixed focal length L-series lenses 135mm and over, as well as EF 70-200mm f/2.8L, EF 70-200mm f/2.8L IS, EF 70-200mm f/4L, and EF 100-400mm f/4.5-5.6L (see lens/camera manual for full details)