Nikon Black X1000 4-16x50SF Rifle Scope, IL X-MRAD - 16383 The BLACK X1000 4-16x50SF has the glass etched illuminated reticle placed in the riflescope's second focal plane, so all holdover corrections, ranging and other measurements using the indicated reticle subtensions should be done at 16x magnification. The X-MRAD reticle presents the shooter with clean and visually simple, yet highly functional and advanced tools for estimating range, maintaining holdovers or dialing elevation come ups and compensating for wind. A side-mounted control offer 10 intensity levels of red illumination with OFF switch between each step for quick, easy brightness adjustments.