©Jim Koepnick 2016 | Stearman C3B eye level- Sigma 70-200 f/2.8 EX DG APO OS HSM lens at 70mm; ISO 400; f8 at 1/400
second.
Sigma Blog Koepnick Small Airports0005
Sigma Blog Koepnick Small Airports0005 Sigma Blog Koepnick Small Airports0005 ©Jim Koepnick 2016 | Stearman C3B eye level- Sigma 70-200 f/2.8 EX DG APO OS HSM lens at 70mm; ISO 400; f8 at 1/400
second.