See instructions for FPS adjustments. Magnification of Sport Optic: 1.5-5x magnification range, aiming point up to 100 yards, adjustment speed from 300FPS to 425FPS, objective lens: 32mm, length: 210mm/8.84 inches, lens barrel diameter: 30mm. than 3x32 or 4x32 crossbow optics.
With multi-coated lenses, the light transmission rate is as high as 93%, which can quickly and accurately aim at the target.
Impact crossbow sight, shock resistant up to 1000 G, fully waterproof to 19.7 inches, and fog-proof even in harsh environments.
Ballistic reticle with red and green reticle lighting for maximum brightness and clarity. wide angle. 12 MONTHS WARRANTY: Using a 30mm monotube, fully sealed and nitrogen filled, the chassis has exceptional strength and is the perfect update to any crossbow's scope.