Sigma 50mm f/1.4 DG HSM Art Lens for Sigma SA spo-default The lens barrel is equipped

The lens barrel is equipped with three focus hold buttons and a focus range limiter switch to permit fast

low-contrast situations

even more so than with lenses that use coatings with an irregular nano-structure

and has a very high water resistance

An advanced double-linear and ring Super Sonic wave Motor system ensure fast

Sigma 50mm f/1.4 DG HSM Art Lens for Sigma SA spo-default The lens barrel is equippedThe Sigma 50mm f 1. 4 DG HSM Lens is a fast standard length prime designed to achieve high optical performance through the incorporation of both three Special Low Dispersion glass elements and one moulded glass aspherical element. These elements, coupled with an advanced optical design, work to minimise sagittal coma flare and chromatic aberrations in order to provide high image sharpness and clarity. The lens' large diameter and floating system also