Vortex Viper 6.5-20x50 PA Rifle Scopes are necessary when precision shooting at high magnification is a must. The unique ViewMag adjustment lever of these Rifle Scopes by Vortex Optics allows you to make rapid power adjustments without ever taking your eye off your target. Vortex Viper 6.5-20x50 PA Waterproof Scopes have pop-up dials which provide easy, precise adjustment of elevation and windage, making audible clicks easily and quickly counted. The Vortex Viper 6.5-20x 50mm PA Matte Side Parallax Scope consists of a rugged, durable 30mm tube constructed of 6061 T6 aircraft-grade aluminum. Vortex subjects all of their Rifle Scopes to demanding factory testing under a force of 1000 G's - 500 times! Not only is this rifle scope waterproof, fogproof and shockproof, it is highly prized for its purging with Argon gas, targeting corrosion in an unchallenged way. This feature helps to eliminate internal fogging, chemically ignoring water. Like the Diamondback Rifle Scopes, you can count on the Vortex Viper 6.5-20x50 PA Matte Rifle Scope w/ V-Plex Wide Reticle for smooth handling when the heat is on. Specifications for Vortex Viper PA 6.5-20x50mm Rifle Scope, 30mm Tube, Second Focal Plane: Manufacturer: Vortex Objective Lens Diameter: 50 mm Magnification: 6.5 - 20 x Tube Diameter: 30 mm Reticle Focal Plane: Second Focal Plane (SFP) Exit Pupil: 2.5 - 7.69 mm Illumination Color: None Finish: Hard Anodized Field of View, Linear: 6.2 - 17.4 ft at 100 yds Eye Relief: 3.1 - 3.3 in Color: Black Weight: 21.6 oz Adjustment Click Value: 1/4 MOA Length: 14.4 in Adjustment Type: MOA Parallax: 50 yds to infinity Illumination Type: Non-Illuminated Width: 4.25 in Fabric/Material: Aircraft Grade Aluminum Adjustment Range: 65 MOA Height: 2.27 in Focus Range: 50 yds to infinity Lens Material: XD Glass Optical Coating: XR Fully Multi-Coated Battery Life: 150 hours Weather Resistance: Yes Water Resistance Level: Waterproof Shockproof: Yes Fogproof: Yes Package Type: Box Magnification Type: Variable Condition: New W/E Travel at 100 Yds: 65 MOA Attachment Type: Riflescope Ring Features of Vortex Viper PA 6.5-20x50mm Rifle Scope, 30mm Tube, Second Focal Plane Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt. XR Fully Multi-Coated HD Lens Elements Rugged construction withstands recoil and impact. Package Contents: Vortex Viper PA 6.5-20x50mm Rifle Scope, 30mm Tube, Second Focal Plane Removable lens covers Lens cloth Vortex VIP Warranty The Vortex VIP warranty is about you, not us. It"s about taking care of you after the sale. VIP stands for a Very Important Promise to you, our customer. We will repair or replace your Vortex product in the event it becomes damaged or defective-at no charge to you. If we cannot repair your product, we will replace it with a product in perfect working order of equal or better physical condition. You see, it doesn"t matter how it happened, whose fault it was, or where you purchased it. You can count on the VIP Warranty for all Vortex Optics Rifle Scopes, prism scopes, red dots, rangefinders, binoculars, spotting scopes, tripods, and monoculars. Unlimited Lifetime Warranty Fully transferable No warranty card to fill out No receipt needed to hang on to If you ever have a problem, no matter the cause, we promise to take care of you Note: The VIP Warranty does not cover loss, theft, deliberate damage or cosmetic damage that does not hinder the performance of the product.