Nikko Stirling Diamond 30mm Tube Rifle Scope Illuminated Hold Fast Reticle w/Sunshade Matte Black. Using premium grade lenses featuring the latest Specifications for Nikko Stirling Diamond 4-16x50mm 30mm Tube Rifle Scope: Manufacturer: Nikko Stirling Objective Lens Diameter: 50 mm Magnification: 4 - 16 x Reticle: Illuminated Hold Fast Tube Diameter: 30 mm Finish: Matte Field of View Linear: 2.7 - 10.7 m at 100 m Eye Relief: 4.5 in Color: Black Weight: 16.5 oz Adjustment Click Value: 0.25 MOA Length: 14.2 in Adjustment Type: MOA Parallax: Parallax Free Illumination Type: LED Fabric/Material: Aircraft Grade Aluminum Lens Material: Glass Optical Coating: Multi-Coated Weather Resistance: Yes Water Resistance Level: Waterproof Shockproof: Yes Fogproof: Yes Magnification Type: Variable Gun Type: Rifle Features of Nikko Stirling Diamond 4-16x50mm 30mm Tube Rifle Scope 30mm aircraft-grade aluminium one-piece main tube Glass-etched HOLDFAST reticle Fully multi-coated lens Microlux ETE GEN III glass coatings Zero-stop turrets 1/4 MOA turret adjustments 4'' of eye relief Side Parallax Adjustable from 10 Yards to ? Dual-color red/green illumination settings Supplied with 2 ballistic drop turrets Nikko Stirlings RTZ (Return to Zero) Optional side-wheel available Package Contents: Nikko Stirling Diamond 4-16x50mm 30mm Tube Rifle Scope Lens Cover Lens Cloth Manual Nikko Stirling NDSI41650LRHF: Diamond 4-16x50mm 30mm Tube Rifle Scope Illuminated Hold Fast Reticle w/Sunshade Matte Black