"I have only had the opportunity to use this new lens for a few trips yet but have found the quality of lens and pictures excite. I previously used a Sony A777 with a sigma 2.8 300mm, which was a older model and gave very high quality pics but I was starting to have problems with a new body and an...

Weighing in at about half the weight of a 400mm f/2.8 lens, the Canon EF 400mm f/4 DO IS II USM Lens immediately finds favor with sports and wildlife photographers looking for an easily hand-holdable, high-performance lens.

Specification A professional-grade telephoto lens, which sports a moderately fast maximum aperture of f/4, image stabilisation, silent focusing with full-time manual focus override and a relatively compact design, thanks to the use of Diffractive Optics.

The EF 400mm f/4 DO IS II USM lens delivers brilliant high-speed performance for professionals with minimal glare and superb image quality. Taking advantage of the best in lens technology, it features gapless dual-layer diffractive optical elements for improved diffraction efficiency with reduced...