EXUS 77mm Lens Protect 77 Marumi Antistatic MC Slim Thin Filter Protector made in Japan Marumi brand. Made in Japan. Incredibly easy to clean. Dust does not stick. Anti-static and stain-resistant coating helps to protect filter surface from dust, dirt, water and oils and also aids in cleaning of the filter substrate Thin-profile filter ring reduces likelihood of vignetting when used with wide-angle lenses Multiple light-blocking ridges, a satin finish and a black ink coating are all integrated into the filter ring design to help minimize reflections to promote more consistent light transmission