Viltrox C-AF Teleconverter 2x C AF 2XII

Extend the Reach of Canon EF-Mount Telephoto Lenses with this C-AF 2x Teleplus Teleconverter From Viltrox. This 2x teleconverter Effectively Doubles the focal length of the attached lens while retaining autofocus and communication between the camera and the lens. The Teleconverter Uses A Seven Elements, Four Groups Optical Design to Maintain High Sharpness and Clarity, and the Individual Elements Have Been Multi-Coated to Reduce Flare and Ghosting. This teleconverter is a compatible with most ef-mount lenses with a focal length or 100mm or longer.