Extra-low dispersion glass increases resolution and color fidelity, resulting in crisper, sharper images.
4XR
™
Fully multi-coated lenses deliver the highest level of light transmission for maximum brightness.
4ArmorTek
®
Protects exterior lenses from scratches, oil, and dirt.
DEAD-HOLD BDC MOA
4Argon Gas Argon gas-purged and o-ring-sealed for fogproof and waterproof
performance.
4Magview System
™ A fiber-optic magnification indicator, combined with raised rear-facing magnification references on the zoom dial, provides fast visual confirmation of magnification from the shooting position in low-light conditions.
4Precision-Glide Erector System
™ This system ensures the components in the zoom lens mechanism glide smoothly and cleanly through all magnification ranges.
4Precision-Force Spring System
™ Premium-quality components in the erector-spring system ensure maximum repeatability and ease of adjustment.