As a classical standard lens, the SUMMARIT-S 70 mm F/2.5 ASPH. CS produces a high richness of contrast up to the 0.5 metre minimum distance setting due to a floating element. With its special highly refractive glass with anomalous partial dispersion, the lens guarantees superb sharpness right to the edges of the image field. A built-in front filter protects the lens from moisture, so that the Summarit-S 70 mm F/2.5 ASPH. CS also performs reliably when used in unfavourable weather conditions. In addition, the integrated focal plane shutter ensures that it is universally suited for studio applications.