Leica 50mm f/1.4 Summilux-M ASPH. M-Mount Lens, Portugal, Black Chrome Finish, 6-Bit Review

The Leica 50mm f/1.4 Summilux-M ASPH is a premium standard lens for M-mount rangefinder shooters. Built in Portugal with Leica's signature black chrome finish and 6-bit coding for digital M bodies, it combines a fast f/1.4 maximum aperture with an aspherical element design aimed at delivering the sharpness and character Summilux glass is known for. At around $3,900, it sits firmly in the high end of the 50mm lens landscape, targeting committed Leica users who prioritize optical performance and build quality over budget.

This is a cornerstone focal length for street, documentary, and available-light photography on M-series cameras. The 43mm filter thread and included hood keep the package relatively compact. If you're invested in the M system and need a fast fifty with classic Leica rendering, this lens delivers the optical pedigree the Summilux name promises.