Hoya Super Slim Frame Multi-Coated Fusion Antistatic CPL Cir-PL Filter 55mm Hoya Evo's international version. NEW Antistatic coating repels dust Scratch resistant - Hardened coating protects against everyday wear / Stain resistant - Protects against exposure to ink, markers etc. Water repellent - Water beads up and wipes away easily Two-piece, very low-profile filter frame with front filter threads