Legendary Leupold durability ruggedness and stunning optical quality times six. With a powerful 61 zoom ratio the Leupold1 VX6HD delivers crystal clear images from edgetoedge throughout the entire magnification range. Leupolds legendary Twilight Max Light Management System and DiamondCoat 2 combine with edgeblackened lead free lenses for astonishing clarity and light transmission. The extreme fastfocus eyepiece ensures a generous eyebox superior field of view and optimal diopter adjustment in the field. A rugged 34mm maintube twin bias spring erector system and two turn CDS Zero Lock finger click adjustments assure maximum adjustment range and precision. All Leupold VX6HD rifle scopes include one free Custom Ballistic Dial with purchase. Leupold second generation ArgonKrypton waterproofing resists the effects of thermal shock much more efficiently than standard nitrogen.