ICE HD 40mm CPL 40 MC Filter Circular Polarizer Hard Coated EZ Clean 16 Layer Multi-Coated ideal for Fuji X10 X20 X30 Ultra-low reflective coating minimizes reflection off internal CCD & CMOS sensors Metal, double threaded frame to allow additional filters or hoods. Multicoated (16 coatings) optical glass filter. Hard protection: Coating guards from scratches. Under and over coated (both sides)