The ARES MILATHLON 2.5-15X42 rifle scope delivers precision optics with versatile 2.5-15X magnification and a 42mm objective lens for excellent light transmission and clarity.ARES MILATHLON 2.5-15X42 Rifle ScopeH2 Illuminated Mil reticle for enhanced targeting30mm tube diameter for robust constructionSide parallax adjustment for precision shootingBlack matte finish reduces glare and reflectionField of view: 40.8-12.8 feet at 100 yardsCompact 13.8-inch length 18.9 ouncesIdeal for tactical applications hunting and precision shooting where variable magnification and illuminated reticle capabilities are essential for target acquisition in varying light conditions.