First Impressions: Viltrox PFU RBMH 20mm f1.8 ASPH (Sony FE)

When Viltrox extended an invitation for us to check out their brand new line of lenses at this year's Photo Plus Expo, our interest was certainly piqued. Up until this point, China-based Viltrox's focus has been on the manufacturing of photography accessories like lens mount adapters, external monitors, speedlights, and LED lighting. We were quite eager to see how they fared with their first foray into lens manufacturing. As of right now, all of the lenses that Viltrox is working on are designed...