Marumi® brand. DHG Multi-coated CPL.Pro quality filter. Made in Japan.Ultra-low reflective coating minimizes reflectionoff internal CCD & CMOS sensors.Multicoated (6 coatings) optical glass filter. Black rim: Edge treated with black ink to eliminate relections.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 addtional filters or hoods. A Circular Polarizer (polariser) creates contrast between bluesky and cloud for dramatic deep blue skies.Cuts glare off reflected surfaces such as water.Rotates for different effects.Brand new in package