UTG OP3 1.5-6x36 AO SWAT Crossbow Scope, EZ-TAP, Ill. BDC Reticle, 30mm Tube, Picatinny/weaver rings

UTG OP3 1.5-6x36 Crossbow Scope Magnification/FPS Compensation: 1.5x ~6x/250~475 FPS Tube diameter: 30mm Objective diameter: 36mm Field of view @ 100 yds: 52.5ft - 13.98 ft Eye relief: 5.8" - 4.25" Exit pupil: 24mm - 6.2mm Click value @ 100 yards: 1/2 MOA Length: 8.25" Side Parallax Adjustment from 10 yards to infinity  Built on the TRUE STRENGTH platform Nitrogen Purged  Best in class emerald lens coatings to achive maximum light transmission for best clarity IPX7 waterproof rated Lockable and resettable target turrets with precise 1/2 MOA per click adjustment 130 hunter BDC etched glass reticle with bubble leveler features ballistic drop compensation and range estimating markers out to 130 yards Adjustable calibration compatible with crossbows with velocities from 250 to 475 FPS EZ-TAP red/green illumination  Fine tune adjustable eyepiece diopter Includes flip-open lens caps and medium profle picatinny scope rings