Hawke Sidewinder 30 riflescopes are known to all sports hunters all over the world as quality riflescopes for an affordable price. They offer everything you can wish from a sport/hunting riflescope: quality lenses with multi coated surfaces, illuminated reticle, open scope turrets for reticle adjustment, adjustable parallax, powerful rifle recoil resistance and reticles with marked intervals of 1 mrad at 20X magnification. The span range of 4 times between maximum and minimum magnification makes the Hawke Sidewinder 30 a multipurpose product even though it is primarily intended for long range shooting. The seal rings make the housing waterproof. It is also nitrogen filled to prevent inner dew accumulation at low temperatures. The warranty period of Hawke Sidewinder 30 riflescopes is limited to a period of 10 years.