. PRODUCT Brand Name : Canon Manufacturer Web Site : http://www.canon.com/ Product Line : Not defined Product Type : Lens Extender . PI DATE PI Date : Jun 2011 . DEVICE FEATURES Lens Construction (El ements) : 9 Lens Construction (Groups) : 5 Lens Type : Super Telephoto Magnification : 2x . OTHER FEATURES Compatibility : Canon 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
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