Leica Summicron-M 28mm f/2 ASPH.

The Leica Summicron-M 28mm f/2 ASPH. is a wide-angle prime lens designed for full-frame Leica M-mount rangefinder cameras. Its bright f/2 maximum aperture allows for impressive performance in low-light conditions and provides excellent depth-of-field control, making it suitable for landscape, architecture, and street photography. The optical design includes 9 elements in 6 groups with one aspherical surface, ensuring sharp and high-contrast images with minimal distortion. The lens features a manual focus design with a minimum focusing distance of 0.4 meters, allowing for close-up shooting capabilities. Its compact and lightweight build enhances portability, though it lacks weather sealing, so caution is advised in adverse conditions.