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Attach the 58 mm Sigma AFC-940 Multi-Coated UV Filter to your camera lens for improved colours in your photos, and added protection too.UV filter with digital optimisationBolstered by Sigma's EX DG multi-layer lens coating, this premium-quality UV filter helps to diminish the extreme reflective characteristics of imaging sensors. In older filter models, the image sensor would reflect light off the lens and filter elements, then re-admit the same light, resulting in objectionable ghosting in...
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