Fangrui Product Details Universal Square Nd Filter: Perfectly Fits For And Matte Boxes, This 4x 5.65inch Square Nd 1.5 Filter (5 Stops Light Reduction) Is Designed For Versatile Use Across Professional Cameras And Lenses, Ensuring Seamless Integration Into Any Professional Videography Or Photography Setup. High-quality Optical Glass: Crafted From Premium Hd Optical Glass, This Filter Provides Utmost Clarity And Image Fidelity. Its Cnc Machined Build Prevents Any Color Cast, Maintaining True-to-life Visuals Without Affecting Image Quality. Optimal Light Control: With An Optical Density Of 1.5, Enabling Precise Control Over Exposure Settings To Combat Overly Bright Conditions And Achieve Balanced With Ease. Multi-coated Protection: Featuring Dual-sided Coatings, The Filter Resists Scratches, Repels Water, Oil, And Fingerprints. Its Maintenance Is Made Simple With Included Cleaning Wipes, Ensuring And Pristine Condition Through Extensive Use. Compact And Design: At Just 0.16inch Thick And Weighing 147g, This Nd Filter Poses Minim