SIGMA’s  PL to L-Mount Converter MC-31 begins shipping on February 27, 2020. Quick review: The L-Mount Alliance consists of SIGMA, Panasonic and Leica. The L-Mount has a 20mm FFD and 51.6 mm ID. Full-Frame L-Mount cameras include Leica SL, Panasonic S1, S1R, S1H and SIGMA fp. MC-31 is the essential link to use PL lenses on the SIGMA fp: an awesomely mini camera for  stills, 4K 12-bit video, and directors finder. read more…