Enjoy superior clarity and intuitive target acquisition in any hunting environment with the Sig Sauer® Whiskey3 3-9x40mm Illuminated Hellfire Quadplex Rifle Scope. The advanced HDX™ optical system features both High Definition (ED) and High Transmittance (HT) glass for ultra-high resolution, optical performance, and light transmission for superior clarity in virtually any lighting, while the illuminated Hellfire Quadplex reticle delivers quick, intuitive target acquisition in virtually any lighting. The SBT™ custom laser-etched elevation system allows you to correct for bullet drop, delivering pinpoint accuracy at any range, and the anodized aircraft-grade aluminum tube features O-ring seals and gas-purged optics for reliable waterproof and fogproof performance. This rifle scope is also equipped with multi-coated Low Dispersion (LD) lenses with highly efficient SpectraCoat™ and LensArmor™ abrasion-resistant lens coatings for improved durability and clarity. IPX7 waterproof.