Sigma 28mm f/1.4 DG HSM Art Examples: Astrophotography (Nikon D850)
See my Sigma SLR lenses wishlist at B&H Photo.
This page looks at night and astrophotography.
Sigma 28mm f/1.4 DG HSM Art Examples: Dusk, Night, and Astrophotography
Includes images up to full camera resolution.