Buying the right camera, lens, accessory or software to suit your photography is really important. Our product reviews offer independent views with hands-on opinion and honest verdicts aimed to give ...

"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." ...

We've been trying out the new Sony A7 III full-frame camera with some older Canon f/4 L series lenses - namely the EF 24-105mm F/4L IS USM, EF 17-40mm F/4L USM and the EF 70-200mm F/4L USM - mounted ...

The thumbnails below link to full-sized samples taken with the Canon EF 40mm f/2.8 STM lens mounted to a Canon 700D.