This model is a dream come true for avid sportsmen, by virtue of the unparalleled versatility of its 1x-6x zoom system. 1-6x Zoom Power Engraved Reticle With Dual Illumination Low Profile Windage And Elevation Adjustments Precision 1/2 M.O.A. Adjustments Fully Multi-Coated Optics Fast Focus Ocular Waterproof, Shockproof, Fogproof Adjusting range at 100mt/yds: 2.9m / 114.1" Mounting Length mm/inches: 150mm / 5.9"