Built to excel in early-morning and late-evening light, the Athlon Talos HMR 3-12x50 Rifle Scope combines the light-gathering power of a 50mm objective with premium optics. Athlon's fully multicoated glass gives you better light transmission with optimal brightness and true color across the entire light spectrum. The BDC600 illuminated reticle provides a nice, bright aim point in any light condition while the robust 100% waterproof construction keeps you in the action in any weather. Aircraft-grade aluminum main tube. Designed to excel in early morning and late evening Fully multicoated glass for optimal light transmission BDC600 illuminated SFP reticle 100% waterproof and nitrogen purged Aircraft-grade aluminum main tube