Athlon Argos G2 HD Full Size Binocular - 12x50 - The Argos G2 12x50 HD has a secure, ergonomic, and comfortable one-handed grip. They come with superior quality Advanced fully multi-coated lenses for sharp contrast, true color, and excellent light gathering capabilities. They also have Bak-4 prism glass featuring Athon's new ESP Dielectric coating and phase correction for color fidelity and sharpness. Argon gas purging makes the Argos binoculars waterproof and fog proof. A light weight magnesium alloy chassis reduces weight, taking strain off of your neck but makes it strong enough for the harshest environments. ESP DIELECTRIC COATING; XPL PROTECTIVE COATING; PHASE CORRECTED PRISMS; BAK4 PRISMS; ADVANCED FULLY MULTI-COATED; LENSES; LONG EYE RELIEF; CLOSE FOCUS; TWIST UP EYECUPS; WATERPROOF; ARGON PURGED;