"The EF17-40mm f/4L USM is a lightweight ultra wide angle Canon EF zoom lens. It is especially well suited for use with digital EOS SLR cameras with a focal length conversion factor higher than 1." ...

This lens, which has become almost legendary amongst Canon users, has been around for a little while now. There are a number of new or updated contenders on the market in what has been a competitive ...

The Canon EF 24-70mm f/4L IS USM is a new professional standard zoom lens. Boasting built-in image stabilisation, macro capabilities and fast and quite auto-focusing, the EF 24-70mm f/4L IS USM is a ...

MISSISSAUGA, ON, Feb. 6, 2015 /CNW/ – Canon Canada Inc., a leader in digital imaging solutions, is proud to introduce the superb new Canon EF 11-24mm f/4L USM ultra wide-angle zoom lens designed to ...

Canon's EF 200-400 lens delivers terrific optics and unmatched zoom flexibility with an innovative built-in 1.4x telephoto extender. Stephen Shankland Former Principal Writer Stephen Shankland worked ...

There are already three different options for wide angle zooms in Canon’s high-end L-series lens line, but the new 11-24mm F/4L USM is the widest by a good margin. But, despite its ultra-wide field of ...