Item Includes:

• Ultra Slim S-Pro Nano MC Graduated Neutral Density Square Filter
• Soft Case
• Limited 2 Year Warranty

Features:

• 2mm thickness can be used with SIRUI and other brands of 100mm filter holders
  
• Precision ground and polished German manufactured Schott Plate Glass B270 ensures the highest resolution and optical flatness
• Exclusive nano lens coating process allows many ultra-thin layers of coating to be placed on each lens 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

Specifications:

• Filter Material: Glass
  
• Construction: Optical glass; aluminum ring