Canon EF 1.4X III Telephoto Extender for Canon Super Telephoto Lenses (Renewed)($399.99Value)

Description

Focal Length & Maximum Aperture Magnification: 1.4x Lens Construction of 7 elements in 3 groups Max. Diameter x Length - 2.8" x 1.1" (72.0mm x 27.2mm) Compatible with select Canon L-series super-telephoto lenses Extending a lenses focal length by a factor of 1.4x, the 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.