The Leica APO-Macro-Summarit-S 120mm f/2.5 (CS) is a true dual-purpose lens: firstly, it is a macro lens for close-up photography up to a reproduction ratio of 1:2. Secondly, it is a fast portrait lens. It achieves exceptional imaging performance and optimum contrast rendition at all apertures and distances. The selective sharpness opens a world of creative opportunities.