Enhance your photography experience with the cutting-edge Hoya 72mm HD3 Uv Filter, meticulously engineered to meet the high-resolution demands of 50-megapixel cameras and beyond. This state-of-the-art filter features a revolutionary 32-layer nano-coating, delivering unparalleled smoothness and durability. It is crafted to be 5 times sharper and boasts an 800% increase in hardness compared to its predecessor, the Hoya HD2 Uv.The Hoya HD3 Uv Filter is constructed with exclusive chemically enhanced optical glass, which is 4 times more resilient than standard optical glass, offering superior protection for your lens. It effectively shields against harsh environmental elements such as blowing sand, extreme temperatures, and driving rain, solidifying its status as the ""Toughest Filter on the Planet.""In addition to its impressive Uv filtering capabilities, this package includes the versatile Hoya 72mm Variable Nd Filter, providing a dynamic range of light reduction from 0.45 to 2..