The Konus 7181K 7181, also known as the KonusPro LZ30, is equipped with a sophisticated, dual locking system. This feature is crafted to secure your final adjustments in place and reset your dial to zero with impeccable precision. It also offers a unique dual illuminated, 30/30 etched reticle that displays a blue and red floating crosshair. This user-friendly feature is incredibly durable and works perfectly in low light conditions. The 56mm lens of this product is fully-multi coated, the equivalent in quality to those used in camera lenses. This superior lens transmits an astounding 125 percent more light, ensuring excellent visibility at all times.