Preorder for Sigma 100-400mm F5-6.3 DG OS HSM Contemporary lens starts

Sigma declared the cost of the latest 100-400mm f/5-6.3 DG OS HSM Contemporary lens for Nikon F. Now the pre-order for the lens is going on at $799. Have a look on the highlights of the specifications:- EF-Mount Lens/Full-Frame Format Aperture Range: f/5 to f/22 Four SLD Glass Elements Super Multi-Layer Coating Hyper Sonic AF(…)