Athlon Optics , Midas BTR, Prism Scope, 4 x 34 APSR41 Reticle, Reticle etched on the glass or prism that provides excellent backing support for complex reticle design and offers great durability and much higher shock resistance to recoil Fully Multicoated optics effectively reduces reflected light and increases the transmission of light giving you a brighter image than normal single coated lenses Multiple Adjustable Illumination settings provide best visibility under different ambient light environment The aircraft grade aluminum that has exceptional strength and superior mechanical integrity will protect these world class optics no matter what punishment you throw at it. Robust mechanical system with special designs on both control and erector system that give you the ultimate recoil resistance to withstand 600G recoil for 1000 times.