The source added information that Sigma plans to introduce an 18-50mm F2.8 DC DN lens soon | Contemporary, its main technical characteristics.
Covering an 18-50mm focal length range with a constant maximum aperture of f / 2.8, the lens is said to have 13 elements in 10 groups. The minimum focusing distance will depend on the focal length. In the wide-angle position, it is 12.1 cm, and at the maximum focal length - 30 cm. The maximum magnification is 1: 2.8-1: 5, respectively. The lens will be designed for 55mm filters.
The L-mount version specifies a diameter of 65.4 mm and a length of 74.5 mm. The Sony E mount will be 61.6mm in diameter and 76.5mm long. The mass will be 290 g. No price data yet.
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