【Variable ND2-ND32 Camera Lens Filters】 This 55mm variable camera lens filter features 5 stops of exposure brightness, From ND2, ND4, ND8, ND16 to ND32 (the numbers represent how much light enters the lens in terms of a fraction). Use this Filter to gain more control over exposure and shutter speed when shooting rivers, waterfalls, light trails, etc. | 【Magnetic Stackable ND32 Filter】 Includes a magnetic ND32 filter for brighter sunlight, stackable with the VND2-32 to expand light reduction from 6 to 9 stops. Ideal for precise light control in variable lighting, especially for video shooting. Note: The magnetic ND32 filter cannot be used alone; it must be stacked with another filter. Additionally, please remove the magnetic ND32 filter if you need to attach a lens cap | 【High Quality Optical Performance】 High definition optical glass and true colors film ensure accurate color reproduction with no yellow color cast. Innovative dual filters stackable design effectively prevents reduced 'X' cross shading, which is common at high ND values, to ensure image quality. Note: Due to differences in lens design and focal length, if vignetting occurs, please rotate back | 【Multi Layer NANO Coating】 The lens filter surface is coated with 30 layers of nano coatings to reduce glare and reflections while protecting against dust, oil, fingerprints, and scratches, extending the life of the filter and maintaining high quality imaging for a long time | 【Universal 55mm Compatibility】 Compatible with all lenses with a 55mm thread size. Please confirm your lens thread size before purchasing. The thread size is marked on the front or side of your lens, next to a "Ф" (diameter) symbol