Item #: 203777

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Full Frame


2x Multiplier

Image Stabilization


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Canon Extender EF 2X III Tele-Converter
Designed to extend a lenses 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, 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.
  • 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 2X 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 2X III Tele-Converter combats chromatic aberration.
  • Fluorine Coating
    Keeps soiling, smears and fingerprints to a minimum.

Canon Extender EF 2X 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