TASCO MAG624X40 Mag 6-24X40Mm, Matte Finish, 30/Reticle Magnification: 6-24x Field-of-view: 17'-4' 100 yards Exit pupil: 6.7Mm 6X/1.7Mm 24X Designed to offer dedicated target and varmint shooters precise performance advantages Rugged waterproof, fogproof and shockproof construction High-quality, multi-coated optics for crystal-clear, high-resolution images Magnification: 6x to 24x Objective lens: 40mm