A review of the $95 Viltrox Nikon F lens to Sony camera speedbooster adapter

The fact that I’m writing this review is the result of someones slip up, a happy accident and unexpected windfall for a mate. The VILTROX NF-E mount Focal Reducer Speed Booster. Here’s the backstory, a close friend ordered a Viltrox basic adapter to use Nikon Ai lenses on his Sony A6000. We got him a great […]

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Field curvature – Or why not everything that should be in focus is sharp

Up front let me say “field curvature” is not that pesky problem where images with straight lines in the frame seem to bow in or out as you move towards of the corners, that would be distortion, which comes in two core flavours, barrel and pincushion, with moustache as a somewhat recalcitrant but rare third […]

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