SaveOn Filter and Accessory Kit includes 40.5mm 3 Piece Filter Kit (UV, Polarizing, Fluorescent) + Lens Hood + Lens Cap Keeper + SaveOn Cleaning Cloth for Nikon 1 J1, Nikon 1 V1, Mirrorless Digital Camera UV Protective Filter: is used to reduce UV rays from entering the lens and striking the film. Modern lenses often have UV protection built into them as well as digital sensors, however, UV filters are commonly used to help protect the surface of the lens from scratches, smudges, dirt and other hazards. This filter is made from the finest solid optical 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. CPL Circular Polarizer Filter: Uses Polaroids patented Polarizing techonolgy to give you total "on location" control of color saturation, The FLD filter could limit the reflection from non-metal surface such as water and glass windows. Using the filter. the colors shall become brighter and clearer and the contrast shall be strengthened. For black and white photo taking. Lens hood provides shade to the lens from stray light, improving your contrast and image quality. In inclement weather, it can assist in keeping moisture or wind-blown debris off the lens SaveOn MicroFiber Cleaning Cloth