That's why we have rounded up our favourite lenses for astrophotography, all wide-angle lenses designed to ... lens for astrophotography overall The Sigma 14mm f/1.4 DG DN Art lens is great ...
Bokeh, the smoothness and gradation of out-of-focus backgrounds, is harder to achieve with wide angle lenses, but with an f/1.4 maximum aperture then out-of-focus backgrounds become viable.
The top three includes our favorite wide-angle zoom lens, plus a pair of the top primes ... you’ll find third-party options from the likes of Sigma in our list, plus some alternative suggestions ...
The Sigma 24-105mm F4 DG OS HSM is the standard zoom lens from the Sigma "Art" line, offering stable and fine image quality from wide to mid-telephoto range.