Precisely aim at your target using the Nikon 8440 Monarch 4-16 x 50SF Scope with Bullet Drop Compensator Reticle. It features a big 50mm objective to draw in the light, be it dawn or dusk, plus a great magnification range for a variety of hunting situations. The BDC technology of this Nikon rifle scope provides a bigger and brighter sight picture with high resolution at a long range. It is waterproof, shockproof, and fog proof, thereby offering clear visibility in any situation. The quick focus eye piece helps you to aim at your target quickly. The enhanced mount ring spacing enables you to mount the Nikon Monarch BDC on any rifle. Its ocular lens provides four times the magnification range without sacrificing FOV.