The Haida Magnetic Adapter Ring screws onto the filter thread of your compatible lens and lets you magnetically attach Haida Magnetic series filters to it.
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Haida Neutral density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than normally required.
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To prevent internal ghosting and reflections, each glass surface includes Multi-Coated of anti-reflection coatings, which also offer greater protection to the filter substrate and help keep it clean for a longer period of time.
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