They are unique amongst full-frame cameras, but how do you choose the best lenses for the Sigma fp and Sigma fp L?

Sigma has launched two fast-aperture prime lenses for Canon mirrorless cameras; the 16mm F1.4 DC DN Contemporary and 23mm ...

Sigma announces availability of 16 and 23mm primes for Canon RF - but still nothing for full frame The post More Sigma lenses ...

Photographers using an APS-C Canon R system body are finally about to have more options for affordable wide lenses, as Sigma ...

Watch video: Use new Sigma lenses on your EOS R camera Over five years into the lifecycle of Canon’s mirrorless EOS R system and the only lenses available were Canon’s first-party glass ...

They’ve often got a whole bunch of electronics built in as well. [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.

Sigma has just announced the pricing and release dates for four new prime lenses for Canon’s EOS R mirrorless cameras. The 16mm, 23mm, 30mm, and 56 mm F1.4 DC DN Contemporary lenses were announced ...

Best overall The best lens for astrophotography overall The Sigma 14mm f/1.4 DG DN Art lens is great for astrophotography thanks to its speedy autofocusing, but it can handle hybrid shooting as well.

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 ...

The edges do almost as well, with low figures that are a credit to Sigma for such a wide-angle lens. Chromatic aberration (CA) is the lens' inability to focus on the sensor or film all colours of ...