Sigma 49mm WR UV Filters

The Sigma 49mm WR UV Filter prevents the bluish tone that generates when the weather is fine, by absorbing ultraviolet rays. Sigma 49mm WR UV Filters The Sigma 49mm WR UV Filter prevents the bluish tone that generates when the weather is fine, by absorbing ultraviolet rays. It is effective in most situations, such as landscape, portrait and general photography on a sunny day. It is also an ideal filter for regular use as it is completely colourless so does not affect colour reproduction. You can avoid vignetting or the decrease in peripheral light quantities especially when the thinner wide type filters are used with SIGMA lenses. By incorporating Sigmas Super Multi-Layer Coating, the filter reduces flare and ghosting. In addition, black rimmed glass eliminates unnecessary internal reflections and provides high performance for both digital cameras and film cameras. With excellent Water and Oil repellent functions, the filter surface repels water drops and provides