Swarovski Z8i 3.5-28x50 Riflescope adds a whole new level of versatility to the Z8i line of riflescopes! The new 3.5-28x magnification ensures this is the last scope you'll ever need for medium to long range hunting! Despite its powerful magnification and large objective diameter, the Z8i 3.5-28x50 riflescope weighs in at onlty 23.5 oz and is just 15" long - as to not over-encumber the hunter when trekking through challenging terrain.Swarovski Z8i riflescopes offer the latest in user flexibility with their large 8x zoom range and the latest in features. These innovations include:Slim 30mm main tube with impressive 8x zoomParallax adjustment knob with catch at 100m mark allows swift and reliable parallax adjustments, even in low-light situations (No parallax adjustment on 1-6x or 1-8x models)SWAROLIGHT illumination with compact illumination controls, 64 levels of intensity, memory function, and auto-switch-off battery conservation. The automatic switch features a tilt sensor which detects whether the rifle is in a shooting position and turns the illumination off if the scope is not, saving battery and extending service lifeOptional BTF (Ballistic Turret Flex) allows for 3 methods of elevation correction, easy windage adjustment, and tool-less installationExtremely high 93% light transmission