H&Y Magnetic HD MRC Black Mist Filter Kit HD Optical Glass This is an H&Y Black Mist 1/8, 77mm filter. It's a magnetic attachment filter that allows for instant on/off, and comes with a magnetic Black Mist filter and a magnetic adapter ring. It's in beautiful condition with no noticeable scratches. - Case and original box included. Immediate purchase OK, no price negotiations. [Black Mist Characteristics] * Nano Coating for excellent water and oil repellency and scratch resistance. * Softens only highlights and point light sources without compromising overall sharpness. * Available in three strengths: 1/2, 1/4, and 1/8 (1/2 has the strongest effect, 1/8 the weakest). [Magnetic System Characteristics] * Nano coating for anti-smudge, water-repellent, and scratch-resistant properties (double-sided coating). * High flatness achieved through HD polishing technology. * Uses German SCHOTT B270 glass. * Thin frame design to prevent vignetting even with wide-angle lenses. * Can be attached via the Magnetic Adapter Ring (included) or Magnetic MRC UV Filter (sold separately). * Allows for instant on/off of CPL, ND, and Night filters with a built-in magnetic frame. * The frame uses strong permanent magnets and A6063 aluminum material for high strength and corrosion resistance. * Compatible with the H&Y manufactured and Marumi-sold Magnetic Slim Filter (Marumi Magnetic Slim Filter).