Omax 52mm Uv Filter for Nikon AF-S DX 55-200mm F/4-5.6G ED VR II lensClear filter that helps to absorb ultraviolet light and reduce the bluish cast of daylight. This filter is especially useful when photographing at high altitudes or around bodies of water. Omax protection filter reduces dust, moisture, and scratches from reaching lens elements. Please verify your camera's lens thread size(usually marked somewhere on the lens barrel or printed underneath the lens cap) before ordering. The number is always preceded by a