Shop › Voigtlander 50mm f/1.2 Version II ASPHERICAL Nokton VM Voigtlander 50mm f/1.2 Version II ASPHERICAL Nokton VM $1,149.00 sold out Voigtlander 50mm f/1.2 Version II ASPHERICAL Nokton — a manual-focus lens for Leica M Mount. Filter thread: 52mm. Sold Out Added! Voigtlander 50mm f/1.2 Version II ASPHERICAL Nokton — a manual-focus lens for Leica M Mount. Filter thread: 52mm.