Item #: 203778

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Full Frame


1.4x Multiplier

Image Stabilization


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Canon Extender EF 1.4X III Tele-Converter
Extending a lenses focal length by a factor of 1.4x, Extender EF 1.4X III 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.
  • For Use w/ L-Series Zoom Lenses
    Canon's legendary L-Series line-up signifies ultimate build quality.  Using Canon's finest optics for sharpness, these lenses also have faster focusing motors, better Image Stabilizers and are built to be used day in day out for many years.  The Canon Extender EF 1.4X III Tele-Converter is designed to match that perfection and is designed to work on the following lenses:
    -Fixed focal length L-series lenses 135mm and over 
    -EF 70-200/2.8L
    -EF 70-200/2.8L IS
    -EF 70-200/4L
    -EF 70-200/4L IS
    -EF 100-400/4.5-5.6L
  • Durability
    High performance, water-resistant and dust resistent internal seals.
  • 3 High-Precision Aspherical Elements
    By using 3 asperical elements, the Canon Extender EF 1.4X III Tele-Converter combats chromatic aberration.
  • Fluorine Coating
    Keeps soiling, smears and fingerprints to a minimum.

Canon Extender EF 1.4X III
Canon Extender Cap E II  1.4x and 2x tele-converters (Extenders)
Canon Rear Lens Dust Cap E
Canon Lens Case LP81
Canon USA 1 Year Limited Warranty