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Product Description
The Canon Extender EF 2X III is a high-performance teleconverter that doubles the focal length of compatible Canon EF lenses while maintaining outstanding optical quality. With advanced lens coatings and an integrated processor, it ensures accurate autofocus and image stabilization, making it ideal for wildlife, sports, and long-distance photography.
Designed with professional-grade dust and water resistance, this extender complements L-series lenses and supports seamless communication between the lens and camera for optimal performance. Whether youre looking to expand your shooting capabilities or improve subject reach, this extender is your perfect field companion.
Specifications
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Model Number: 4410B005AA
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Focal Length Magnification: 2.0x
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Compatibility: Select Canon EF L-series telephoto and zoom lenses
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Lens Construction: 9 elements in 5 groups
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Coating: Super Spectra Coating and Fluorine Coating
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Autofocus: Compatible (center point AF only with certain lenses)
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Communication: Integrated processor for improved data transmission
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Build: Dust- and water-resistant
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Dimensions (Diameter x Length): Approx. 72.0mm x 52.7mm
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Weight: Approx. 325g
Frequently Asked Questions
While all extenders introduce slight light loss, the EF 2X III maintains impressive image quality with minimal degradation, especially when used with L-series lenses.
Autofocus is supported but may be limited to the center AF point and slower with some camera/lens combinations, particularly with smaller maximum apertures.
It works with select Canon EF L-series telephoto and telephoto zoom lenses. It is not compatible with standard or wide-angle lenses.
Yes, it effectively reduces the maximum aperture by two stops (e.g., f/2.8 becomes f/5.6).
Yes, it is built with dust- and water-resistant sealing, matching Canon's professional-grade standards.
