Meanwhile, after waiting in the wings for six whole years, Sigma finally released its first-ever lens for the Canon EOS R system ... Sigma 28-45mm f/1.8 DG DN | Art lens. Sure the zoom range ...

[Dan K] had just such a lens from Sigma, but wanted to get it working fully with a camera using the Canon EF lens fitting. Hacking ensued. The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG ...

Photographers using an APS-C Canon R system body are finally about to have more options for affordable wide lenses, as Sigma continues its rollout of RF-S mount optics. The Sigma 16mm f/1.4 DC DN ...

For more options have a look at our lens top lists which feature optics we've reviewed and compiled into easy-to-read lists so you can make more informed decisions. Sigma 20mm F/1.4 DG DN Art ...

The Sigma 85mm f/1.4 DG DN Art lens is priced at £999. An alternative for Sony FE mount cameras is the Samyang AF 85mm f/1.4 FE at £599. If we compare these prices to the main DSLR marques ...