Vortex Optics Viper 6.5-20x50 PA SFP Riflescope Mil-Dot MOA, 30mm Tube with Wearable4U Bundle
Effortlessly shrugging off recoil, moisture and darkness, the Viper's status as a premium riflescope won't be as easy to shake. Discover a riflescope with incredible performance features like premium, fully multi-coated optics, heavy duty Precision Force spring systems and the glass smooth Precision Glide Erector Systemâdelivering all this and more at a price that should have pulled a few more hundreds from your wallet than it did.
Features
- XD Lens Elements
- Fully Multi-Coated
- Second Focal Plane Reticle
- Single-Piece Tube
- Aircraft-Grade Aluminum
- Waterproof
- Fogproof
- Shockproof
- Hard Anodized Finish
- Capped Reset Turrets
- Side Focus. Precision-Force Spring System
- Precision-Glide Erector System
Specifications
| Magnification |
6.5â20x |
| Objective Lens Diameter |
50 mm |
| Reticle |
Mil Dot (MOA) |
| Turret Style |
Tall Capped |
| Tube Size |
30 mm |
| Adjustment Graduation |
1/4 MOA |
| Travel Per Rotation |
12 MOA |
| Max Elevation Adjustment |
65 MOA |
| Max Windage Adjustment |
65 MOA |
| Parallax Setting |
50 yards to infinity |
| Field of View |
17.4â6.2 ft @ 100 yds |
| Eye Relief |
3.1 inches |
| Length |
14.44 inches |
| Weight |
21.6 oz (â 0.61 kg) |
What our Experts Think
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Proven longârange magnification range
The 6.5â20Ă zoom is ideal for medium to extendedârange shooting, offering enough power for precision targeting while still remaining usable for hunting scenarios.
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Sharp, highâcontrast optical performance
Built with XD glass and XR fully multiâcoated lenses, this scope delivers clear, bright images with strong contrast and edgeâtoâedge sharpnessâespecially important for target identification at distance.
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Second focal plane MilâDot reticle (MOA adjustments)
The SFP MilâDot reticle remains consistent in size, providing a clean sight picture, while MOA adjustments allow precise, repeatable dialing for accuracy-focused shooting.
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Precision tracking & zero retention
Features like the PrecisionâGlide Erector System and PrecisionâForce Spring System ensure smooth adjustments and reliable returnâtoâzero, even under recoil.
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Parallax adjustment for accuracy
The adjustable objective (PA) helps eliminate parallax error, improving accuracy at longer distances and varying ranges.
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Rugged, fieldâready construction
Argon purging, waterproof/fogproof sealing, and a solid 30mm tube make it durable enough for harsh outdoor conditions and consistent field use.
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Classic design focused on fundamentals
Unlike newer tactical scopes, this model focuses on optical clarity, reliability, and simplicityâappealing to shooters who prefer a straightforward setup.
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Added bundle value
The Wearable4U bundle enhances overall value with useful extras, making it a more complete package out of the box.
Q&A
Q1: What is the magnification range?
A: The Viper riflescope offers a 6.5-20x magnification, ideal for mid- to long-range shooting, hunting, and target practice.
Q2: What reticle does this scope use?
A: It features a Mil-Dot reticle in Second Focal Plane (SFP), providing consistent reticle size for precise aiming.
Q3: What does PA (Parallax Adjustment) mean?
A: The side parallax adjustment (PA) allows you to fine-tune focus and eliminate parallax error for improved accuracy at longer distances.
Q4: How is the optical performance?
A: With fully multi-coated lenses, it delivers clear, bright images with good contrast and edge-to-edge clarity.
Q5: What is the benefit of the 50mm objective lens?
A: The 50mm objective lens improves light transmission, providing brighter images in low-light conditions like dawn and dusk.
Q6: Is the scope durable and weatherproof?
A: Yes, it is O-ring sealed and nitrogen-purged, making it waterproof, fogproof, and shock-resistant for rugged outdoor use.
Q7: What is the advantage of the 30mm tube?
A: The 30mm tube offers greater adjustment range and enhanced durability, making it suitable for precision shooting.
Q8: What accessories are included in this bundle?
A: The bundle includes Wearable4U accessories, adding extra value and convenience.
Maintenance Tips
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Clean Optics with Care: Use a blower, then a microfiber cloth with lens-safe cleaner to maintain multi-coated lens clarity and brightness.
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Use Lens Caps Always: Protect the 50mm objective and eyepiece from scratches, dust, and oil buildup.
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Keep Turrets & AO Ring Clean: Ensure parallax adjustment (PA) and turrets stay smooth and debris-free for precise targeting.
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Avoid Impacts: Drops or heavy recoil misalignment can affect zero and long-range accuracy.
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Dry After Outdoor Use: Even with weather-resistant construction, wipe dry after moisture exposure to preserve seals.
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Check Mount & Rings: Properly torque the 30mm tube rings to maintain consistent zero and stability.
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Store in a Safe Environment: Avoid prolonged heat, humidity, or direct sunlight to protect internal components.
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Wipe Exterior Regularly: Remove dirt and oils to maintain grip and durability.