Discover the night skies with the Sigma 28-45mm F1.8 DG DN | Art. A versatile zoom range with a constant F1.8 aperture offers the flexibility to capture the stars with exceptional detail and clarity. Save up to $75 on this lens from now until August 30. Where will the Sigma 28-45mm F1.8 take you? Photos by: Sigma Ambassador Jack Fusco (jackfusco) #sigma2845mmf18art #astrophotography #sigmalens #outdoors #sigma