Carl Zeiss Biogon Vs Voightlander Ultron21mm Leica M mount Comparison-Streetphotography-M10_GFX-POV 

In this Video I will compare two legendary 21mm lenses from the Cosina lens company.
the Zeiss Biogon 21mm f2.8
and Voightlander 21mm f1.8
they both have pros and cons so lets find out!