Canon Extender EF 1.4X III Super Telephoto Features & Technical Specs

EXTENDING A LENSES FOCAL LENGTH BY A FACTOR OF 1.4X, EXTENDER EF 1.4X III INCORPORATES PHENOMENAL OPTICAL PERFORMANCE WITH MINIMAL CHROMATIC ABERRATION AND IS A PERFECT COMPLEMENT TO MANY OF 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 AND FLARE AND EVEN HAS A NEW FLUORINE COATING THAT KEEPS SOILING, SMEARS AND FINGERPRINTS TO A MINIMUM. AN INTEGRAL PART OF MANY PROFESSIONAL SYSTEMS, EXTENDER EF 1.4X III MAINTAINS HIGH STANDARDS NOT ONLY OPTICALLY, BUT ALSO IN TERMS OF RUGGED, DUSTPROOF AND WATER RESISTANT CONSTRUCTION.

Estimated Retail Price
$499.99
Magnification
1.4x
Lens Construction 
7 elements in 3 groups
Max. Diameter x Length, Weight 
2.8 x 1.1 in, 7.9 oz. / 72.0 x 27.2mm, 225g
Note
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



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