Freewell Magnetic Quick Swap System 77mm Light Pollution Reduction (NV) Filter

Now switch your filter in 2-3 seconds with Freewell Quick Swap Magnetic system no more threadingOptical GlassMade of using the High Definition Premium Optical glass double-side multicoated Zero chromatic aberration (color shift)FunctionHelps during night-time photography as it helps to capture crystal-clear and sharp images of the night-sky by effectively preventing the surrounding light pollution from affecting your picture quality.CoatingEach side of the glass element is coated with Waterproof, Dustproof, Scratchproof, Oilproof to make sure you are ready for all the adventures