Designed to extend a lenses focal length by a factor of 2x, the redesigned Canon Extender EF 2X II 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. Extender EF 2X II meets necessary standards in terms of rugged, dustproof and water-resistant construction, and should be in every professional's camera bag. Light Loss = 2 stops. Compatibility - This lens 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. Please see the lens and/or camera body manual for full compatibility.
Light loss - 2 stops
|Lens Mount||Canon EF|
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