Sigma has just announced five new lenses at Photokina 2018. They are Sigma 28mm F1.4 DG HSM Art Lens, Sigma 40mm F1.4 DG HSM Art Lens, Sigma 70-200mm F2.8 DG OS HSM Sports Lens, Sigma 60-600mm F4.5-6.3 DG OS HSM Sports Lens and Sigma 56mm F1.4… Read moreFive New Sigma Lenses Announced!