The taller the column, the better the lens performance. Chromatic aberration (CA) is the lens' inability to focus on the sensor or film all colours of visible light at the same point. Severe ...
Wide-ranging interview with Sigma CEO finishes with new lens ... existing classics – take Sony's superb FE 85mm F1.4 GM II, which we awarded lens of the year in the Tech Radar Choice Awards ...
including the FE 85mm f/1.4, the 135mm f/1.8, and a more basic 35mm f/1.4 full-frame lens. Panasonic's Lumix cameras use the L-mount system. Since Leica and Sigma also use the L-mount, it means ...
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 ...