These days, camera lenses aren’t just simple bits of glass in sliding metal or plastic housings. They’ve often got a whole bunch of electronics built in as well. [Dan K] had just such a lens ...

June saw Tamron go large on zoom range, while Sigma launched its first lens for Canon's R system along with a world-first f/1.8 zoom When you purchase through links on our site, we may earn an ...

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

UPDATE: Sigma has confirmed that only a small number of lenses are affected, and that a firmware update will provide a suitable performance improvement. Sigma has uncovered an autofocus glitch on some ...

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 ...