The ARES BTR Gen3J Tactical Rifle Scope delivers precision performance with 2.5-15x variable magnification and a 50mm objective lens for superior light gathering and clarity.ARES BTR Gen3J Tactical Rifle Scope2.5-15x variable magnification power50mm front objective lens for excellent light transmission30mm tube diameter for enhanced durabilityAPLR13 MOA illuminated reticle systemSide parallax adjustment for precise targetingField of view: 41.9-6.1 feet at 100 yardsBlack matte finish reduces glareWeight: 27.3 oz Length: 13.8 inchesEngineered for tactical applications and precision shooting this scope combines rugged construction with advanced optics for reliable performance in demanding conditions.