1、MAIN FUNCTION: This filter is to suppresses high light and shadow contrast, reduces excessive sharpness in the focal area, provides a soft image without the need for retouching, and the black soft filter can give the image a hazy and soft cinematic feel. 2、MRC COATING: The MRC coating contains superhard metal compounds, which can prevent the filter itself from being scratched by hard objects such as gravel, ensuring that the filter can provide long term effective optical performance. 3、WATERPROOF PERFORMANCE: This filter has a delicate and smoothly surface, like water droplets falling on the mirror surface, which can leave no marks like leaves and is easy to clean, making it popular among photographers. 4、APPLICABLE SCENES: This filter can be used for video shooting, portrait shooting, still life scenery and other shooting scenes. 5、OIL STAIN RESISTANCE: The oil stain resistant coating layer ensures a smoothly and clean surface of the lens, preventing stains and effectively protecting the lens. Suitable for photographers to create in harsh environments. Item Type: Black Soft Filter Material: Optical Glass, Aluminum Alloy Number of Coating Layers: Double sided 18 layer coating Lens Frame Thickness: Approximately Approx. 3.15mm / 0.12in 1 x Filter 1 x Storage Box