Leupold VX-4HD 4-16x50mm 30mm Tube Rifle Scope Second Focal Plane CDS-ZL2 Side Focus Wind-Plex Black. Its Elite Optical System delivers a bright crisp image when light gets scarce and the integrated throw lever makes magnification changes fast and easy. Built ultra-rugged to shrug off recoil and extreme weather the VX-4HD gives you everything you need in one scope - performance value and durability that outworks and outperforms everything in its class. Specifications for Leupold VX-4HD 4-16x50mm 30mm Tube Rifle Scope Second Focal Plane: Manufacturer: Leupold Objective Lens Diameter: 50 mm Magnification: 4 - 16 x Tube Diameter: 30 mm Reticle Focal Plane: Second Focal Plane (SFP) Eye Relief: 3.9 - 4 in Color: Black Weight: 20.8 oz Adjustment Click Value: 1 MOA Adjustment Type: MOA Features of Leupold VX-4HD 4-16x50mm 30mm Tube Rifle Scope Second Focal Plane Leupolds Elite Optical System delivers excellent dawn-to-dusk light transmission glare reduction and resolution that diehard hunters and shooters demand Two revolutions of elevation adjustment with the CDS-ZL2 dial Prevent accidental dial movement with the push-button ZeroLock system Eliminate the need for holdovers on longer shots with the Custom Dial System Integrated throw lever allows for quick magnification changes Fast-Focus eyepiece can adjust to your eyesight so the reticle stays sharp Sheds dirt and water for clear crisp images with Guard-ion lens coating Extends battery life with Motion Sensor Technology (MST ) on illuminated models Rugged-lightweight construction disperses recoil energy for unrivaled durability Waterproof fogproof and guaranteed to perform for life Package Contents: Leupold VX-4HD 4-16x50mm 30mm Tube Rifle Scope Second Focal Plane Leupold 185458: VX-4HD 4-16x50mm 30mm Tube Rifle Scope Second Focal Plane CDS-ZL2 Side Focus Wind-Plex Black