1957 screw mount Leica Summar 28mm f5.6 lens on a M9 digital body. No post processing beyond exposure and contrast adjustment in the RAW converter and levels adjustment in Photoshop. This oldie lens has a very interesting vignette when wide open at 5.6
Above with 50% Luminosity filtration. I would typically do this for the final image but I wanted to show the less manipulated version.