Sigma EX DG 105mm Multi-Coated UV Filter
Sigma 105mm threaded EX Series Multicoated UV filter cuts haze for sharper black and white prints and corrects the blues and violets in color prints. The multi-coated reduces reflection and is designed to be used with multi-coated lenses to protect and reduce excess UV. Multi coated UV filter designed for outdoor photo, portrait photo and snap shot photo. Sigma EX UV filter has a filter factor of zero and requires no change in exposure.