Magnification, 6.5x - 20x. exit pupil, 6.8 - 2.2 mm. field of view, 15.5 - 4.5 ft @ 100 yd. eye relief, 3 in. length, 14.09 in. click value, 1/8 in @ 100 yd. range, 37.7 in @ 100 yd. weight, 20.46 oz. when it comes to value and performance weaver offers a line for the cost-conscious shooter. the 40/44 series boasts an increase in scope offerings and include a variety of magnification ranges and increased reticle choices while maintaining the same trusted performance found in each and every weaver optic.