Top features: - Achieve better zoomed shots with no loss of image quality - High quality dust and water resistant construction you can take anywhere - Get better autofocus shots with a built-in microprocessor Achieve better zoomed shots with no loss of image quality Designed to be used with Canon's professional L-series IS super-telephoto lenses, the EF 2x III Lens Extender extends focal length by a factor of 2x to ensure no loss of lens performance or image quality during zoomed-in shots. High quality dust and water resistant construction you can take anywhere Every inch of the Canon 2X III Extender Lens has been built to a high standard. Anti-reflection materials within the lens barrel and a coating around the lens elements reduce lens flare. A dust and water resistant construction is made to last. Get better autofocus shots with a built-in microprocessor A built-in microprocessor accurately sends data between the lens and camera to deliver improved autofocus shooting.
