Kazuto's comment is certainly enough to get my brain ticking about what this new lens could be. In June 2024, Sigma released the world's first F1.8 zoom lens, and later a do-it-all 28-105mm F2.8 ...
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.
I matched the Sigma 10-18mm Contemporary with the 26MP Sony a6700 and Imatest software to check its contrast in the lab. The lens delivers outstanding resolution throughout its zoom range with ...
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 ...
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 ...