The best EF-mount zoom lenses mean that you and your Canon ... outdoor-friendly construction. The Canon EF 16-35mm f/4L IS ...

Read our Canon EF 17-35mm f/2.8L USM field test by professional ... up of mirrorless lenses (see our run-down of the best Canon RF-mount lenses), and so the range of EF lenses is only likely ...

The new EF 35mm f/2 IS USM is designed to offer outstanding flexibility – allowing photographers to capture an even broader range of scenes and subjects in wide-angle. The lens is Canon’s ...

and a more basic 35mm f/1.4 full-frame lens. Panasonic's Lumix cameras use the L-mount system. Since Leica and Sigma also use the L-mount, it means that Panasonic camera owners have additional ...

The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG, built to work with a Sigma camera using the SA mount. As it turns out, the SA mount is actually based on the Canon EF mount, using the ...