CI_SigmaCombinedFiles_4_800px Published 31/10/2018 at 800 × 525 in Full spectrum modification of a Nikon D7000 – Part II ← Previous Next → 42x30s, ISO1600, Nikon D7000a, AF Nikkor 70-200mm f/4 at 200mm, f/4, calibrated in Regim, processed in Photoshop and LIghtroom.