Fully Multi Coated, Edge-to-Edge Image No Inside Dark Ring Around Image

3x Zoom Factor, 4" Eye Relief, 25.4mm 1 Inch Monotube Made of 6061 T6

1/4MOA Capped Adjustment, Deplex Reticle, Wide Filed of View  6.6 to 2.2°a

KEY FEATURES

• Magnification: 3-9x
• Objective Lens Dia.: 40mm
• Ocular Lens Dia.: 34mm / 1.3 inch
• Ocular Lens Length: 56mm / 2.2 inch
• Exit Pupil: 13.3-4.4mm
• Optics Coating: Fully-multi coat
• Field of View: 6.6-2.2°
• Eye Relief: 105--96mm / 4.1-3.8 inch
• Length: 305mm / 12.0 inch
• Weight: 390g / 13.8 ounces
• Tube Dia.: 25.4mm (1“) Monotube
• Click Value: 1/4 MOA
• Elevation Range: 60MOA
• Windage Range: 60MOA
• Parallax Setting: 100 yards
• Reticle: Duplex
• Illumination: None
• Distance between objective lens part and middle turret: 51mm (2.0 inch)
• Length of middle turret part: 33mm (1.3 inch)
• Distance between middle turret part to power ring: 47mm (1.8 inch)
• Shock tested to 600g and water proof 
• Fully nitrogen purged to eliminate any fogging of the lenses internally
• High quality 6061 T6 aircraft grade aluminum
• Diopter compensation from fast-focus eyepiece (+2 to -2)
• Including items: weaver rings (default) or dovetail rings, lens caps and cleaning cloth etc.