While Sigma launched its first Canon RF (or RF-S ... second in a new ‘hybrid’ series to feature an aperture control ring, ...

Sigma has officially launched its first-ever lens for Canon RF-mount: the 18-50mm F2.8 DC DN Contemporary. We knew the lens was on its way after Canon finally gave the key to the door of its RF ...

[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 ...

The first autofocusing third-party lenses for Canon EOS R cameras are limited to APS-C sensors, but that's still good news for R10 and R7 owners. Images, and the devices that capture them ...

Indeed, the competing Sigma 20mm f/1.4 lens is nearly twice as long and about 2.5 times heavier. The Canon design features aspherical and Super UD (Ultra-low Dispersion) elements, a ring-type ...

SIGMA's APS-C size mirrorless dedicated zoom lens, the SIGMA 10-18mm F2.8 DC DN | Contemporary, will now be available for the Canon RF Mount. This addition allows users to enjoy high-performance ...

[Martin Melchior] wanted to use an older Sigma lens with his Canon camera. The problem in trying to do so is that the camera uses a different communications protocol than the lens is expecting.

and a range of Canon and Sigma EF lenses, including 3 Sigma lenses. Recognising the growing popularity of the Sony A-series, Sigma announced their own lens adapter earlier this year, the snappily ...