77mm Magnetic Variable ND2-ND32 (1-5 Stop)

K&F Concept 77mm Magnetic Variable ND2-ND32 (1-5 Stop) Lens Filters NO X Spot, NANO X Series     * Magnetic Variable ND Quick installation and removal in 1 second, 5 stops adjustable ND.    * No Black "X" Thanks to the frame's self-locking technology, automatically locked at ND2, ND32.    * Optical Glass Clear, high fidelity, and restore the true color, better light transmittance.    * 28 Layers CoatingEffectively reduce the reflection of the filter surface, dust-proof, waterproof.    * Magnetic ring Equipped with a magnetic empty ring for easy installation of other magnetic filters.