Canon Extender EF 2 x III

Canon EF Extender 2.0 III - Ideal for press, sports and nature photographers, this extender extends the focal length of Canon L-series telephoto or telephoto zoom lenses by a factor of 2 with optimized AF performance and communication when used with a suitable camera-lens combination.

The EF 2x III extender is designed specifically for the Canon IS super telephoto lenses of the L series. It extends their focal length by a factor of 2. The extender's design ensures that there is no degradation in lens performance and image quality when used with a suitable camera-lens combination.
Premium Construction
Optimized materials in the lens barrel for reflection reduction and coating on the outer edges of the lenses reduce aperture reflections. The extender is excellently protected against dust and splash water - this also contributes to the high image quality.

Optimized communication between lens and camera
The integrated microprocessor ensures precise data transfer of subject parameters between lens and camera. This ensures precise automatic focusing.

Suitable for many Canon L-series telephoto and telephoto zoom lenses
The Extender EF 2x III is suitable for most Canon L-series telephoto and telephoto zoom lenses. It extends the focal length by a factor of 2 while reducing the effective aperture of the lens by two stops.