The Sightron SIIISS832X56LRTD TDT Rifle Scope features 8-32X magnification with an objective diameter of 56mm and tube diameter of 30mm. The fast focus eyebell allows for quick and easy adjustments in the field and the precision adjustable turrents are offered in 0.125 MOA adjustments and are protected by rugged windage and elevation caps. The side foucs features parallax adjustment aimed for quick and easy adjustment and will focus from the minimum focusing distance to infinity. This rifle scope features ExacTrack windage and elevation adjustment system and has Zact-7 Revcoat multi-coated precision ground glass. The rifle scope is also waterproof, shockproof, and nitrogen gas charged.