The Prostaff P5 elevates hunting riflescope performance through a combination of proprietary Nikon optical design,superior glass, durable materials and over 100 years of innovation. Engineered for minimum weight and maximum durability,Nikon builds the riflescope with one-inch main tube, zoom ring, focusing eyepiece and turret caps from aircraft-grade aluminum. Matched knurling on all controls is ergonomically designed for visual appeal and increased grip during use.It features a versatile 4x zoom ratio that offers the wide field of view needed for close-up shots or moving targets and the increased image detail that comes with higher magnifications.