Metal filter case for storage and transport

• Drop-in magnetic solid neutral density filter for separately available Haida M15 Filter Holder
• 0.9 neutral density filter darkens the image by 3 stops, allowing you to photograph with a longer shutter speed or wider aperture than normally required
• Filter does not affect coloration of the image and is ideal for use with other filters
• Constructed from optical glass for clarity as well as color fidelity
• Multi-coated to prevent internal ghosting and reflections
• Nano coating provides an additional layer that results in an improved beading effect when in contact with water or oil for greater cleaning efficiency