Pentax Gameseeker 3x-9x 50mm Matte Scope 3x-9x 50mm riflescope with durable 1-piece, 1-inch tube construction Fully multicoated optics with PentaBright technology produce sharp, clear images Nitrogen-filled housing prevents internal fogging of optical elements Waterproof exterior handles inclement weather; 3 inches of eye relief Includes bullet-drop-compensating Precision Plex reticle; weighs 18.2 ounces