Sigma 876101 2x EX DG APO Tele-Converter AF for Canon EOS Cameras-

Teleconverter lens for Canon SLR camerasIncreases the focal length by the power of 2Multi-layer lens coating and lens design reduces flare and ghostingIncludes lens case
Product DescriptionSigma APO Tele Converter 2x is a dedicated teleconverter lens. Due to the high optical quality of this teleconverter, this item will only fit and work with a select list of lenses. The dedicated APO teleconverters can be mounted between select lenses and the camera body to increase the focal length by the

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