Vortex Optics Viper PST Gen II
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ATN Thor LT

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Vortex Optics Viper PST Gen II
The Vortex Optics Viper PST Gen II 5-25x50 is built for precision and performance, catering to hunters and long-range shooters alike. With its 5-25x magnification, this scope is ideal for extended ranges, providing clarity and detail necessary for critical shots. The illuminated reticle, combined with its precision-glide erector system, offers smooth magnification adjustments, which proves invaluable when conditions demand quick and accurate changes. Engineered with tactical shooting in mind, the Viper PST Gen II features an exposed turret with RZR zero stop, allowing you to return to zero with ease. Add in its rugged construction, and you've got a scope designed to perform in tough environments while delivering high-end features that make the shot count.
ATN Thor LT
The ATN ThOR LT Thermal Rifle Scope is a lightweight, user-friendly optic designed for easy mounting and superior performance in any hunting scenario. Equipped with a 60Hz thermal sensor, it detects heat signatures, allowing for fast target acquisition, even through fog or dense crops. With Black Hot/White Hot modes, the scope displays moving objects clearly, providing versatility in various conditions. Weighing just 1.4 lbs, the ThOR LT ensures a balanced, agile setup, perfect for extended hunts. The One Shot Zero feature simplifies sighting in, while the durable, recoil-resistant design ensures reliability with higher-caliber rifles. With over 10 hours of battery life and a rugged, aluminum alloy construction, the ThOR LT is an excellent choice for hunters who demand precision and durability without the complexity.
Basic Details
| Brand | Color | Style | Sport | Item Weight | Material | |
|---|---|---|---|---|---|---|
| Vortex Optics Viper PST Gen II | Vortex | Black | EBR-2C (MRAD) | Hunting | 28.1 Ounces | Aluminum |
| ATN Thor LT | ATN | Black | Hunting | Hunting | 2 Pounds | Aluminum |
Magnification & Range
| Magnification | Parallax Setting | |
|---|---|---|
| Vortex Optics Viper PST Gen II | 3-15x | 20 yards to Infinity |
| ATN Thor LT | 1-4x | Fixed Parallax |
Performance Insights
| Eye Relief | Zoom Ratio | FOV | Night Vision | |
|---|---|---|---|---|
| ATN Thor LT | 3 inch | Varies by model | Varies based on magnification | Yes |
To Calculate scope clicks: Let’s check out Scope Clicks Calculator
Diameter & Tube Size
| Tube Size | Tube Diameter | Objective Diameter | |
|---|---|---|---|
| Vortex Optics Viper PST Gen II | 30mm | 30mm | 44mm |
| ATN Thor LT | 30mm | 30mm | Approx. 35 mm |
Compatibility
| Compatible Devices | Mounting Type | |
|---|---|---|
| Vortex Optics Viper PST Gen II | Rifle | 30mm Picatinny or Weaver rails. |
| ATN Thor LT | Rifle, Cross Bow | Integral Mount |
Additional Features
| Reticle | Max Elevation Adjustment | |
|---|---|---|
| Vortex Optics Viper PST Gen II | EBR-2C | 90 MOA |
| ATN Thor LT | Multiple Patterns | 60 MOA |
Built for Tough Conditions
| Waterproof | Fogproof | Shockproof | |
|---|---|---|---|
| ATN Thor LT | Resistant to water splashes (not fully submersible) | Yes | Yes |
Accessories & Warranty
| Includes | Warranty | |
|---|---|---|
| Vortex Optics Viper PST Gen II | Riflescope | Unlimited, unconditional lifetime warranty |
| ATN Thor LT | ATN ThOR LT 320 2-4x Thermal Rifle Scope | 3 years manufacturer |


















