ohhunt 4.5x20 1 inch Lightweight Compact Rifle Scope Tactical Optical Sight

Brand Name: ohhuntType: RIFLEModel Number: 4.5x20Function: LensType: Compact ScopeOptical Coating: Fully multi-coated opticsColor: BlackReticle Construction: Glass Etched ReticleParallax Adjustment: NoWindage/Elevation Lock: NoFocal plane: Second Focal PlaneIlluminated Reticle: NoShockproof: YesCountry of origin: China(mainland) Specification: Magnification:4.33X Objective Lens (mm):20 Weight(g)160 Length(mm):165 One—piece Tube: Yes Eye Relief(mm):66 Field of View @ 100 yards: 4.5'  Exit Pupil (mm):4.44 Tube Diameter(mm/inch):25.4/1 Diopter adjustment:Yes Click Value:1/4 Parallax Setting:100yds A:   165mm B:   113 mm C:   32mm D:   54mm E:    52mm  G:   25mm H:   33mm