Sigma 50mm f/1.4 ART Lens: imposing its own look on your images?

I just picked up the Sigma 50mm f/1.4 ART lens this morning and had a chance to play around with it a bit this afternoon. When attached to a Metabones Speed Booster XL and mounted on a Lumix GH4 shooting C4K, it becomes a 75mm f/0.95 full-frame equivalent (or thereabouts), making it the fastest lens… Read More