Designed for traditional hunting rifles as well as common MSR/AR platforms, the WHISKEY3 4 - 12x40 mm riflescope is the ideal solution for medium to long range engagements, as well as recreational shooting across a wide range of calibers. Also great for dangerous game hunting. Features 3x optical zoom in second focal plane (SFP) with multiple reticle options. HellFire illumination available on select models. Low dispersion (LD) glass provides industry leading optical clarity for any situation. European style eyepiece for a smooth, fast, and precise reticle adjustment. Dependable waterproof (IPX-7 rated for complete immersion up to 1 meter) and fog-proof performance.