【Optical Glass CPL Filter】The durable lens filter can protect the lens from dust scratches. 【Waterproof CPL Filter】Multilayer nanometer coating process, the lens has waterproof, oilproof, antifouling and scratchproof performance. 【CPL Lens Filter】CPL is a commonly used filter, which eliminates unnecessary reflections, can eliminate most of the reflections on nonmetal nonspherical surfaces, improve the clarity and expressiveness of the image, and increase the color density. 【Eliminate Reflected Light 】It is generally used for landscape photography, and the sky is more Blue, eliminates the reflected light from the glass or water surface, makes the whole picture more transparent and more transparent. 【Camera Lens Filter】Adjust the rotating lens to achieve the best antireflective effect.