Key Features Leica M-Mount Lens Aperture Range: f/3.4 to f/16 One Double-Sided Aspherical Element Four Low Dispersion Elements Manual Focus Design Minimum Focusing Distance: 2.3' The new Leica Super-Elmar-M 21mm f/3.4 ASPH. is characterized by superb imaging performance and amazingly compact construction. This powerful combination makes it ideal for many applications, such as landscape or photojournalistic photography. Even at maximum aperture, this Elmar lens delivers outstanding rendition of details and optimum contrast up to its closest focusing distance
