Rifle Scopes are designed for aimed fire with hunting gun and for observation of the objects. Due to moisture resistance and corrosion, the scopes have excellent performance even in the rain and in other extreme situations. They are also allow measuring the approximate distance to the object. Choosing the model of the rifle scope and it's magnification depends on the gun type, aim and conditions of shooting. For hunting at short distances it is better to take a scope with a small magnification, as they allow you keeping an accurate shooting quickly, even without careful aiming. The most popular are universal scopes, which allows adjusting optical zoom.