SIGMA has unveiled the world’s smallest and lightest f/2.8 ultra-wide zoom for APS-C mirrorless cameras, in the shape of the Sigma 10-18mm F2.8 DC DN | Contemporary. With a focal-length range equivalent to 15-27mm in full-frame terms, it should be ideal for landscapes, architecture, travel, and interiors, as well as for content creators and vloggers.
At 62mm in length, 72.2mm in diameter, and just 260g, the lens is indeed strikingly compact. Sigma explains that this is down to the ‘use of an aspherical lens with large eccentricity and refractive index’ within the 13-element, 10-group optical formula. This works in combination with 3 more aspherical elements, plus 3 FLD and 1 SLD glass element, with the aim of giving high-resolution images.
Despite the lens’s ultra-wide view, it’s compatible with 67mm filters.…