Specifications for Nikon BLACK X1000 4-16x50mm Riflescope, Second Focal Plane:

Features of Nikon BLACK X1000 4-16x50mm Riflescope, Second Focal Plane:

• Full Multilayer Coatings On All Air-to-Glass Surfaces Multiple Layers of Anti-Reflective Coating maximize light transmission, brightness and contrast.
• Optical System Lead-and-arsenic-free glass is used for all lenses.
• Glass-Etched Ranging Reticle Located in the Second Focal Plane, the reticle can be used to estimate range, target size, elevation holdover and wind-drift at designated magnification.
• Side-Focus Parallax Adjustment Turret-mounted knob allows adjustment without changing shooting position.
• 4x Zoom Range Offers maximum versatility and performance.
• Generous, Consistent Eye Relief keeps your brow safe.
• Quick Focus Eyepiece Smooth-turn rubberized ring allows crisp reticle focus.
• 30mm Main Body Tube Constructed of Aircraft-grade aluminum with Type-III hard anodizing for maximum strength-to-weight ratio and optimum ruggedness.
• Elevated Windage and Elevation exposed turrets engraved for maximum readability while offering smooth, repeatable adjustments.
• Spring-Loaded Instant-Zero Reset For precise sight-ins and simple field corrections.
• Sunshade on Objective to eliminate glare in bright conditions.
• Waterproof, Fogproof O-ring sealed, nitrogen purged for total reliability.
• Shockproof Construction Shrugs off hard recoil and rugged use.
• Reticle placed in the riflescope's second focal plane, so all holdover corrections, ranging and other measurements using the indicated reticle subtensions should be done at 16x magnification.
• Matte black finish.