BinocularsAthlon OpticsSold by Altitude Outdoors

Athlon Optics

Athlon Cronus G2 10X42 UHD Binoculars

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

10x42 Binocular

Configuration for serious glassing and

E2es Field-flattening

System for edge-to-edge sharpness across

Uhd Extra-low

Reduced chromatic fringe

Esp Dielectric

Prism coating reflects over 99%

Magnesium Chassis

Reduces weight while maintaining a

$499.99
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SKU: athlon-cronus-g2-10x42-uhd-binoculars

Overview

Built for hunters who spend long hours behind glass, this 10x42 binocular is aimed at situations where detail, brightness, and color fidelity matter. Its E2ES field-flattening system, UHD glass, and phase-corrected BaK4 prisms are paired with advanced fully multi-coated lenses and an ESP dielectric coating to support a clear, bright view with true color representation. The magnesium chassis helps keep the unit rugged while reducing weight, and features like long eye relief, twist-up eyecups, locking diopter, close focus, waterproofing, and argon purging make it well suited to demanding backcountry use. It is a practical choice for serious mule deer, mountain goat, and other high-country glassing applications, with the trade-off that its feature set is focused on optical performance rather than compact carry size.

Why Hunters Choose the Athlon Optics

10x42 Configuration

A 338-foot field of view

E2es Field-flattening

System delivers edge-to-edge sharpness across

Uhd Ed

Reduced chromatic fringe

Esp Dielectric

Coating reflects over 99% of

Magnesium Chassis

Reduces weight while maintaining a

Key Features

  • 10x42 binocular configuration for serious glassing and hunting use.
  • E2ES field-flattening system for edge-to-edge sharpness across the view.
  • UHD extra-low dispersion glass for a clearer image with reduced chromatic fringe.
  • ESP dielectric prism coating reflects over 99% of light through the prism assembly.
  • Magnesium chassis reduces weight while maintaining a rugged build.
  • Waterproof and argon purged for added protection in harsh weather conditions.
  • Includes Athlon's Lifetime Warranty.

Best Used For

  • Hunters who want a 10x42 binocular for serious glassing on mule deer or mountain goat hunts.
  • Users needing a waterproof, argon-purged binocular for harsh weather and unpredictable backcountry conditions.
  • Glassing-focused hunters who value a flat field of view and sharp detail across the image.
  • Eyeglass wearers looking for long eye relief and twist-up eyecups for comfortable viewing.
  • Field users who prefer a magnesium-chassis binocular with a lighter carry weight.

Specifications

Advanced FmcYes
Argon PurgedYes
Ba K4 PrismsYes
Close FocusYes
E2es SystemYes
Esp Dielectric CoatingYes
Field Of View338 ft
Locking DiopterYes
Long Eye ReliefYes
Magnesium ChassisYes
Objective Lens Diameter42 mm
Phase Corrected PrismsYes
Power10x
Twist Up EyecupsYes
Uhd GlassYes
WarrantyLifetime Warranty
WaterproofYes
Weight27.8 oz
Xpl CoatingYes

Pros

  • 10x42 configuration supports serious glassing with a 338-foot field of view.
  • E2ES field-flattening system delivers edge-to-edge sharpness across the image.
  • UHD ED glass helps produce clearer images with reduced chromatic fringe.
  • ESP dielectric coating reflects over 99% of light through the prism assembly.
  • Magnesium chassis reduces weight while maintaining a rugged build.
  • Waterproof and argon purged for added protection in harsh weather conditions.

Considerations & Trade-offs

  • The 10x magnification and 42mm objective size make this a more specialized glassing tool than a compact option, so it may be less convenient for all-day carry than smaller binoculars.
  • At 27.8 oz, the magnesium chassis helps manage weight, but this is still a substantial binocular for hunters who prioritize the lightest possible setup.
  • The feature set is geared toward serious glassing and optical performance, which may be more than needed for users who only want a simple, basic binocular.
  • The long eye relief and twist-up eyecups are useful for eyeglass wearers, but getting the best fit still depends on careful adjustment of the diopter and eyecups.

Suggested Comparisons

  • Roof prism binoculars
  • 8x42 binoculars
  • 10x42 binoculars
  • Rangefinding binoculars

Suggested Accessories

  • Binocular harness
  • Binocular tripod adapter
  • Lens cleaning kit
  • Protective binocular case

Frequently Asked Questions

What kind of glassing is the Cronus G2 10x42 UHD intended for?

It is described as a binocular designed for serious glassing, with emphasis on edge-to-edge clarity, sharp detail enhancement, ultra-clear brightness, and true color representation.

What optical features are listed for this binocular?

The listed features include the E2ES field-flattening system, UHD glass, ESP dielectric coating, phase-corrected prisms, BaK4 prisms, and advanced fully multi-coated lenses.

Is this binocular suitable for hunters who wear eyeglasses?

Yes. The product lists long eye relief, and the description notes that this can be particularly important for eyeglass wearers because it helps them still see the entire field of view.

Is the Cronus G2 10x42 UHD waterproof?

Yes. The description states that it is waterproof, and also notes argon purging for better waterproofing and thermal stability.

What warranty information is provided?

The product description states that it includes Athlon’s Lifetime Warranty. No additional warranty terms are provided in the source data.