Neewer 58mm 3 Pieces Photographic Lighting Filter Kit (UV, FLD, CPL) for Any 58 mm Lens Neewer filters, made from the finest solid optical glass, are ground and polished to the most practical thinness l glass, are ground and polished to the most practical thinness. In addition, they are heat-treated to avoid any distortion or focal shift, and each filter is subject to strict tests in order to ensure a flawless, even surface, which is essential to a quality filter and exceptional photographs Fits 58mm lenses Ideal for protecting your valuable lens from scratches and dust FLD filter helps balance light in outdoor situations or where fluorescent lights are used