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Web Code: 010CAN112  •  Mfr Code: 4409B002
Only $579.99 CAD
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Extend the life of the Manufacturer’s Warranty by up to 3 years with Henry’s Extended Life Plan. Includes:

  • Anti-Lemon Policy
  • Global Coverage
  • Transferable
  • Much More!
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Product Highlights
  • Super Telephoto Extender
  • Magnification: 1.4x
  • Rugged Construction
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  • Super Telephoto Extender
  • Magnification: 1.4x
  • Rugged Construction
  • Fluorine Coating
  • 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
  • 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
  • Specifications:
  • Focal Length & Maximum Aperture: Magnification: 1.4x
  • Lens Construction: 7 elements in 3 groups
  • Max. Diameter x Length: 72.0 x 27.2 mm / 2.8 x 1.1 in
  • Weight: 225 g / 7.9 oz
  • Compatibility:
  • 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.

Lens Performance

Lens Type: Digital SLR Lenses
Camera Mount Type: Canon EF
Maximum Close-Up Magnification: 1.4x
Groups/Elements: 3 Groups / 7 Elements

Lens Features


Dimensions (DxL): 72.0 x 27.2 mm / 2.8 x 1.1 in
Weight: 225 g / 7.9 oz

Additional Information

Warranty: 1 Year Limited Warranty
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