If you are constantly pushing your limits when shooting long-range rifles, the Optika 6 4.5-27×50 riflescope offers all the features and functions you need. All models of the Optika 6 4.5-27×50 riflescope are equipped with a freely accessible, resettable windage adjustment mechanism and a freely accessible, lockable elevation adjustment mechanism with a zero stop. The MIL reticles feature adjustment options in 0.1 milliradian increments, while the MOA reticles allow for adjustment in 0.25 MOA increments. The 4.5-27×50 model is available with illuminated reticles and features a parallax adjustment function and a four-position lever ring for quick magnification changes.