The SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for Aviation Photography » Sigma 100400 blog photos Koepnick_0004
An F-35A kicks on the afterburner during a performance at the Duluth Air Show. Sigma 150-600mm Contemporary lens on a Nikon D5. ISO 400; f7.1 @ 1/2500th second. © Jim Koepnick | 2017