You certainly can’t accuse Canon of having a meagre line-up of wide-angle zoom lenses for its EOS R system mirrorless cameras ...

The lens offers an ultra-wide 20mm focal length and a large f/1.4 maximum aperture in a compact form factor Canon has introduced the RF 20mm F1.4L VCM, the fourth and widest lens in its hybrid prime ...

First thing first, despite the ultra-wide angle, Canon’s RF 10-20mm lens is a rectilinear lens, not a fisheye. It features one Super UD element, three standard UD elements, and three aspherical ...

Canon's newest zoom lens addresses one of the long-running problems with wide-angle photography: lens size. Zooms that cover an extreme angle are often oversized. The RF 10-20mm F4 L IS STM bucks that ...