SIRUI Ultra Slim S-Pro Nano MC Neutral Density Square Filter

• SIRUI ND Square Filter - 2mm thickness can be used with SIRUI and other brands of 100mm filter holders.
• SIRUI Filter Holder (NDH-001, Spec: 100mm) lets you attach SIRUI ND Square Filters onto full-frame camera lenses as wide as 16mm and filter diameters up to 82mm.
• German manufactured Schott Plate Glass B270 with exclusive lens coating process, allows many ultra-thin layers of coating to be placed on each glass surface to insure perfectly linear, uniform reduction of light from edge-to edge, maximum light transmission, reduced reflections and precise color rendition.
• Protection Coating (waterproof, oil-resistant, scratch-resistant, anti-reflective, anti-static) for easy cleaning and superior lens protection.Model (Specification): ND0.9(3Stops) / ND1.2(4Stops) / ND1.8(6Stops) / ND2.4(8Stops) / ND3.0(10Stops) (100 x 100mm)

http://en.sirui-photo.com