General The widest M rectilinear lens that Leica makes today is the 18mm f/3.8 Super-Elmar ($2,995) if you don’t count the 16-18-21mm f/4 Tri-Elmar-M ($5,195). If you want to go wider, Zeiss and Voigtlander are the only options – Zeiss makes two super wide lenses, while Voigtlander has three: Distagon T* 15mm f/2.8 ZM ($4,600) … Continue reading Shooting the Milky Way with the Leica M10 (Zeiss Distagon 15mm f/2.8 ZM lens review)