The CVLIFE 4×32 Red Green Blue illuminated Reticle Tactical Rifle Scope with Fiber Optic Sight has Magnification power: 4x ,Objective lens: 32mm, Field of view(feet/100 yards): 36.6, Length(inches): 5.5. The High performance optical scope with fiber optic sight for quick and accurate acquisition while producing a crisp image for accurate shooting. With the green multi-layer coated lenses, the tactical compact scope can shoot target fast and precisely with high light transmission and resolution. The Glass etched reticle with tri-illuminations (green/red/ blue), 3 levels of brightness setting for each color allow shooters to find the perfect brightness needed for lighting and weather different conditions. It is Shock proof, recoil, fog resistance (nitrogen filled); high quality aluminum alloy in durable black matte finish.