Marumi® brand. DHG Super Multi-coated Lens protector.Pro quality filter. Made in Japan.Ultra-low reflective coating minimizes reflectionoff internal CCD & CMOS sensors.Multi-coated (6 coatings) optical glass filter. Hard protection: Coating guards from scratches.Water & Oil Repellent: Water, oil and fingerprints simply wipe off.Anti-fouling: Easy clean coating.Black rim: Edge treated with black ink to eliminate reflections.Low profile: Just 5mm high (not inc rear threads).Great for Wide angle lenses, no vignetting.Non-reflective metal frame eliminates reflections.Metal, double threaded frame to allow additional filters or hoods.