Wide-ranging interview with Sigma CEO finishes with new lens teaser The upcoming product is a "telephoto lens that has never existed before" We don't know what the lens is yet, or when it is ...

Tamron went large on zoom range with a new compact telephoto lens, while Sigma launched its first lens for the Canon EOS R ...

Sometimes the latest news becomes old news very quickly, and that was certainly the case for the TTartisan AF 35mm f/1.8, ...

Canon finally got third-party AF support, Hasselblad dropped its first standard lens in half a decade, and Voigtländer got a ...

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.

For example, Amazon is offering 14% off on this Sony E-mount Sigma 14mm f/1.4 lens. While none of the lenses we've selected are exclusively for astrophotography, they're all specialist ...

Both lenses cover the APS-C sensor size only. In full-frame terms, the Sigma's focal range is equivalent to 15-27mm. Sigma utilizes its typical composite material for the barrel, a tough plastic ...

The taller the column, the better the lens performance. CA (Chromatic Aberration) is measured with in-camera corrections switched off, as far as we can know anyway. This becomes much more ...

The taller the column, the better the lens performance. CA (Chromatic Aberration) is very well controlled at the centre, all the way through the focal length range. The edges do show CA ...