True 1-6x Magnification with Second Focal Plane (SFP) Reticle: Maximize your versatility with fast target acquisition at 1x and precision shot placement at 6x. The SFP reticle allows you to focus on the target and not the reticle. Triton ED Glass: See the Difference Experience superior light transmission, true color representation, and razor-sharp images thanks to our Extra-Low Dispersion glass. Dominate in low-light conditions and spot targets easily. Argon-Purged & Ready for Anything: The Mariner's aircraft-grade aluminum body, sealed construction, and argon purging guarantee absolute reliability. Shockproof, waterproof, and fogproof, this scope will handle it all. Enhanced Illuminated Reticle for Rapid Acquisition: The illuminated reticle features a chervon focal point for quick, precise aiming, even in challenging lighting. The thick outer circle further aids in fast target acquisition. BDC Reticle Optimized for .223/5.56/.308: Achieve long-range accuracy with the our black-etched CTM2 Bullet Drop Compensation (BDC) reticle with Chervon dot. Calibrated holdover points aid in rapid target acquisition and shot placement out to 900 yards. This reticle also features wind hold dots so that you can account for cross-winds up to 10 mph.