Classic roof-prism design combines with 10x magnification for optimal viewing experience.\n- PermaFocus Technology - Keeps distant objects permanently in focus, eliminating the need for constant adjustment.\n- Nitrogen Purged Fog-Proofing - Nitrogen inside the scope ensures interior optical surfaces won’t fog due to humidity or rapid temperature change.\n- Multi Coated Optics - Multiple layers of coatings on all lens surfaces increase light transmission and image brightness.