Sigma 50-100mm f1.8 at 100mm
mounted via manual Nikon G mount to Nex adapter on Sony A7rII,
shot at f1.8 in full frame mode, processed in Capture One, latest version, vignetting/pincushion distortion/boarder sharpness/saturation adjusted

Sigma Art 50-100mm 1.8 at 100mm wide open, focus on foreground

Sigma Art 50-100mm 1.8 at 85mm wide open

Sigma Art 50-100mm 1.8 at 70mm wide open

Sigma Art 50-100mm 1.8 at 70mm wide open focused on foreground

Sigma Art 50-100mm 1.8 at 60mm wide open

Sigma Art 50-100mm 1.8 at 50mm wide open

Sigma Art 50-100mm 1.8 at 70mm wide open focused on foreground.

Not quite full frame but a nice, large image circle covering about 1.2 which makes this lens very interesting for full frame shooter, esp if you have a high MP camera like the Sony A7rII, Nikon D810 or Canon 5DS/r.

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