The Leupold Rifleman 4-12X40Mm Matte Wide Duplex 56170 riflescope has 4-12x magnification, a 40mm objective lens, and a Wide Duplex reticle. It offers repeatable accuracy through a rugged 3x lens erector system and fully coated lenses that provide a clear sight picture in any light. The friction dials are marked in 1/2 MOA increments for adjusting windage and elevation, and it has a generous eyebox and durable matte black finish.