1. Multi-layer coating filter, high transparency and highlight to restore true colors 2. Use professional imported optical glass lenses to make the image clearer 3. ND filters significantly reduce lens flare and ghosting, washed out photos & video due to bright sunlight for better contrast & rich color. 4. CPL filters increases color saturation, creating deep, rich scenic images. Helps to reduce the amount of light entering the lens. 5. Light weight, will not increase the body load 6. Waterproof, oil-proof and scratch-proof
