Ideal for press, sports and nature photography, this compact extender increases the focal length of Canon L-series telephoto or telephoto zoom lens’ by a factor of 1.4x, with higher AF accuracy and improved communication between camera and lens.

Features:

• Extends the master lens focal length by 1.4x
• Outstanding image quality
• Highly resistant to dust and water
• Improved communication between lens and camera
• Optimised lens coatings
• Compatible with L-Series telephoto and telephoto zoom lenses

Focal length extension for super-telephoto lenses
The Extender EF 1.4x III is specially designed to work in conjunction with L-series IS super-telephoto lenses, extending their focal length by a factor of 1.4x. The extender's design ensures there is no loss of lens performance or image quality.

High-quality construction
Improved anti-reflection materials inside the lens-barrel and a coating around the outer edges of the lens elements reduce flare. Construction is resistant to dust and water, helping to maintain images quality.

Improved communication between lens and camera
A built in microprocessor provides accurate transfer of data from between the lens and camera delivering an improved performance in AF and metering.

Compatible with L-Series telephoto and telephoto zoom lenses
The Extender EF 1.4x III is compatible with most telephoto and telephoto zoom lenses within Canon’s flagship professional L-series range, extending the focal length while only reducing the effective aperture of the lens by one stop.

Note: Only fits on Canon's white tele-photo lenses. AF only possible on f/4.0 fixed aperture lenses and faster.

• Canon Extender EF 1.4x III
• Extender Cap E II
• Lens Dust Cap E (Rear)
• Lens Case LP811

Magnification

1.4x

Lens Elements/Groups

7/3

Length

27.2mm

Diameter

72.0mm

Weight

225g