Nigel checks out all that’s new from the Sigma stand, including the monstrous Sigma 200-500mm f/2.8 and the brand new DP-1 complete with the same sensor as it’s SD-14 DSLR…
Nigel checks out all that’s new from the Sigma stand, including the monstrous Sigma 200-500mm f/2.8 and the brand new DP-1 complete with the same sensor as it’s SD-14 DSLR…