This 3-9x40 full size scope surpasses competitors. It provides a true 3-9 power zoom with minimum variations. Its unique one piece tube construction provides shockproof, fogproof, and waterproof capabilities. •Field of View (feet): 40 to14.5 at 100 yards •Eye Relief: 3.3 to 2.7 inches •Exit Pupil: 13.5mm to 4.5mm •Length: 12” Weight: 13.2oz