Overview:

Extender EF 2x III
Ideal for press, sports and nature photography, the extender increases the focal length of Canon L-series telephoto or telephoto zoom lens' by a factor of 2x, with higher AF accuracy and improved communication between camera and lens

Benefits

• Extends the master lens focal length by 2x
• 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

Features:

Focal length extension for super-telephoto lenses
The Extender EF 2x III is specially designed to work in conjunction with L-series IS super-telephoto lenses, extending their focal length by a factor of 2x. 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 2x 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 two stop.

Specifications:

©2026 Respective owners and brand holders. This table has been carefully researched and generated by ComXpert International CC (//www.comx-computers.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specifications
Product Code	CANON EXTENDER EF 2.0 X MkIII
Lens construction (elements/groups)	9/5
Dust/moisture resistance	Yes
Max. diameter x length (mm)	72.0 x 52.7
Weight (g)	325
Soft case	LP811