The Tiffen 107mm UV Haze 1 Filter is a general-purpose clear filter that helps to absorb ultraviolet light and reduce the bluish cast of daylight. nnThis filter is especially useful when shooting at high altitudes or near bodies of water. nNo additional colouring or contrast is provided, allowing you to pair this filter with others.nnThe UV filter is also useful as a general protective filter to be left permanently on lenses. nFilters help to reduce dust and moisture that could reach your lens element and provide additional protection in the event of drops or situations where scratches could occur.nTiffen filters are manufactured using ColorCore technology; a process that involves laminating the filter substrate between 2 pieces of optical glass, grinding it flat to a tolerance of 1/10,000th of an inch, and then mounting it in precision metal rings.nnAbsorbs most ultraviolet light and reduces the bluish cast of daylight.nClear filter provides no additional colouring or contrast, allowing you to pair this filter with others.nGeneral protective filter reduces dust, moisture and scratches that could reach lens elements.nnTen-year warranty