Here are a few samples from the Voigtlander 28/2.8 Type I using the Leica Summaron 28/5.6 6-bit code. Vignetting is improved.
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/2.0 1/60s 2000 ISO +1.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/3.4 1/180s 100 ISO +1.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/2.8 1/180s 100 ISO +1.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/2.4 1/125s 100 ISO +1.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/5.6 1/60s 100 ISO 0.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/5.6 1/60s 160 ISO 0.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/5.6 1/90s 100 ISO 0.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/5.6 1/180s 100 ISO 0.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/5.6 1/125s 100 ISO 0.0 EV
LEICA M10-R Voigtlander 28mm f/2.8 Color-Skopar lens 28mm f/5.6 1/2000s 100 ISO 0.0 EV