This item K&F Concept CPL Filter, 72mm, Brass, HD Super Resolution, 99.2% Polarization, Flare & Ghosting, No Color Cast, 36 Layer Nano Coating, Water Repellent, Stain Resistant, Scratch Resistant, Ultra Thin Frame, No Vignetting Circular Contrast Reflection Adjustment Polarizing Filter (NANO-X Pro Series)