Compatible with M-mount cameras, this Voigtlander APO-LANTHAR 90mm f/4 Lens features a robust apochromatic design that minimizes chromatic aberration. A medium-telephoto prime, the lens offers a fast, ten-blade iris with a versatile f/4 to f/22 aperture range and a 19.7" minimum focus distance. Built for durability, this rigid all-metal lens weighs in at only 8.3 oz. It provides high-precision rangefinder coupling that works in tandem with its manual focus ring to deliver smooth operation and enhanced photographic workflows. Its dedicated metal lens hood minimizes viewfinder interference, blocks stray light, and seamlessly integrates with the camera's aesthetics.