Features of Leapers 5th Generation 39X40 Full Size A.O. Range Estimating MilDot SideWheel Red/Green Illuminated Zero Locking/Resetting Scope.  Revolutionary Triple S Structure (Smart Spherical Structure) for the most effective telescopic functions. Dynamic scope body design featuring side wheel red/green illumination rheostat. Mildot range estimating reticle. Complete with 2.5" super sniper stackable sun shade and flipopen lens caps. Specifications for Leapers 5th Generation 39X40 Full Size A.O. Range Estimating MilDot SideWheel Red/Green Illuminated Zero Locking/Resetting Scope SCP394AOMDLTS: Magnification: 3X9X Tube Dia.: 25 mm Objective Dia.: 40mm Field of View @100 yards: 39?13? Eye Relief: 3.3" 3.1" Exit Pupil: 10mm4.4mm Click Value@100 yards: 1/4? Length: 13.5" Weight: 20.2oz