Canon EF 1.4X III Extender

Features

• EF Mount Teleconverter
• 1.4x Magnification Factor
• Microcomputer Controlled
• Communication Between Lens & Camera
• Spectra Coating Reduces Ghosting/ Flare
• Protective Fluorine Coating
• Dust and Water Resistant
• Compatible with Select EF Mount Lenses

Canon 1.4x EF Extender III (Teleconverter) incorporates phenomenal optical performance with minimal chromatic aberration and is a perfect complement to many of 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 and flare and even has a new Fluorine coating that keeps soiling, smears and fingerprints to a minimum. An integral part of many professional systems, Extender EF 1.4X III maintains high standards not only optically, but also in terms of rugged, dustproof and water resistant construction.

Note: This converter is only compatible with fixed focal length L-series lenses 135mm and over, as well as the EF 70-200/2.8L, EF 70-200/2.8L IS, EF 70-200/4L, and EF 100-400/4.5-5.6L. Additionally, please see the lens and/or camera body manual for full autofocus compatibility information with the Extender EF 1.4X III.