EF Lenses

Extender Lens

Extender EF2X III

  • Specifications
  • Block diagram
  • Sample Image
Marketed December 2010
Original Price 55,000 yen (w/case)
Lens Construction (group) 5
Lens Construction (element) 9
Maximum Magnification (x) 2
Maximum Diameter X Length (mm) 72.0x 52.7
Weight (g) 325

Designed to extend a lenses focal length by a factor of 2x, the redesigned Canon Extender EF 2X III delivers optical performance on par with the finest 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, flare and chromatic aberration, and even has a new Fluorine coating that keeps soiling, smears, fingerprints to a minimum. Extender EF 2X III meets necessary standards in terms of rugged, dustproof and water-resistant construction, and should be in every professional’s camera bag.

Block diagram
Sample Images