Athlon Ares BTR GEN2 2.5-15x50 HD

• First Focal Plane reticle: The reticle scales with magnification, so holdovers and ranging remain consistent from low to high power. That makes the scope easier to use for fast corrections in practical, target, and long-range shooting.
• 2.5-15x50 HD optical system: This magnification range covers close-to-mid distance work and reaches comfortably into longer shots, while the 50 mm objective and HD glass help maintain a bright, sharp image when light is limited.
• Precision Zero Stop tactical turrets: Exposed turrets with a zero stop support repeatable dialing and a quick return to the original zero, which is useful when moving between distances under time pressure.
• Side focus parallax adjustment: Adjustable parallax from 9m to infinity helps keep the target and reticle on the same focal plane, improving precision at both short and extended ranges.
• 30 mm argon-purged tube: The one-piece 30 mm format gives ample adjustment travel, while waterproof, fogproof, and shockproof construction supports reliable use in changing weather and hard field conditions.

About the Athlon Ares BTR Series

The Athlon Ares BTR series sits in the brand’s tactical riflescope range as a first-focal-plane platform built for shooters who need usable reticle subtensions and dependable dialing across a wide span of distances. Athlon introduced the Ares BTR family in 2017, and the line has been associated with target and long-range shooting from the start. Its design centers on practical precision rather than hunting-style simplicity, combining magnification ranges suited to versatile rifle setups with reticles intended for holdovers, ranging, and fast shot correction.

Across the series, the defining traits are a FFP reticle layout, HD-focused optical design, and mechanics aimed at repeatable adjustment. In later development, the line continued as the Gen3 HD family, while the Gen2 HD models were moved out of current production. Within Athlon’s lineup, Ares BTR scopes bridge the gap between entry-level tactical optics and the brand’s more premium long-range models by emphasizing useful magnification ranges, clear reticle presentation, and turret systems made for regular dialing. For shooters building a practical precision rifle, the series is known for balancing field-ready size with features normally expected on dedicated long-range optics.

About the Athlon Ares BTR GEN2 2.5-15x50 HD

The Athlon Ares BTR GEN2 2.5-15x50 HD is the more versatile end of the Ares BTR concept, pairing a 2.5-15x magnification range with a 50.00 mm objective for a scope that can move from closer positional shooting to deliberate work at distance. At the low end, the broad field of view helps with target acquisition and transitions. At 15x, the scope gives enough image scale for precise aiming on small targets without becoming overly specialized or bulky for general-purpose precision rifles.

The FFP illuminated reticle keeps its subtensions accurate throughout the zoom range, which matters when using holds instead of dialing or when engaging at changing distances. Red illumination helps the reticle stand out against dark backgrounds, while the etched design remains usable even with illumination off. Athlon pairs this with tactical multi-turn turrets, 29.09 mrad of elevation and windage adjustment, and a Zero Stop system, so the scope supports frequent dialing and a fast return to zero after corrections.

Optically, the scope uses fully multicoated lenses, HD glass, and a fast-focus eyepiece for a sharper, more efficient sight picture and quicker reticle adjustment to the shooter’s eye. The side-focus parallax adjustment from 9m to infinity extends the scope’s usefulness well beyond typical centerfire distances, including rimfire trainers or close-range precision setups. A 30 mm tube, argon filling, and waterproof, fogproof, shockproof construction complete a riflescope designed for regular field use and repeatable precision.

About Athlon

Athlon Optics was founded in 2014 and describes itself as a U.S. sports optics company. The brand focuses on optics for hunting, shooting, and outdoor use, with a catalog that includes riflescopes, binoculars, spotting scopes, rangefinders, red-dot sights, and thermal optics. That broad product range is reflected in a design approach that combines practical field features with mechanical systems aimed at repeatable performance.

Within riflescopes and related optics, Athlon is known for technologies such as XPL exterior lens coating and its precision zero-stop system. The company also uses specialized glass and coatings across different product lines, including extra-low-dispersion UHD glass in some models to reduce chromatic fringe. Product families such as Cronus and Midas have helped establish Athlon’s reputation among shooters and outdoor users looking for feature-rich optics with a strong emphasis on usable reticles, dependable adjustments, and durable construction.

Main Features

• Magnification: 2.50 x - 15.00 x
• Objective lens diameter: 50.00 mm
• Main tube diameter: 30 mm
• Reticle position: 1. focal plane - FFP
• Reticle illumination: Yes, red
• Turret type: Tactical
• Turret locking: No
• Zero Stop: Yes
• Turret turns: MT - Multi Turn
• Turret rotation direction: CCW
• Elevation adjustment range: 29.09 mrad / 100.00 MOA
• Windage adjustment range: 29.09 mrad / 100.00 MOA
• Eye relief: 99.00 mm
• Field of view: 13.90 m/100m - 2.30 m/100m
• Parallax adjustment: Yes - side focus
• Parallax range: 9m - inf
• Lens coating: Fully Multicoated
• Tube filling: Argon
• Length: 350.00 mm
• Weight: 774.00 g
• Color: Black
• Waterproof: Yes
• Fogproof: Yes
• Shockproof: Yes
• Fast focus eyepiece: Yes

Warranty

10 years. Athlon states a 10-year warranty period for this riflescope, giving long-term support for a product built for regular dialing, transport, and field use.

In the Box

• Lens cloth
• CR2032 3V battery