Sirui 100x150mm Graduated Neutral Density 0.9 Reverse Filter, 3 Stops #RGND09

Versatile 2mm thick SIRUI GND Filter, compatible with SIRUI and other 100mm filter holders Secure attachment of SIRUI GND Filters to full-frame camera lenses with the SIRUI Filter Holder (NDH-001, Spec:100mm) High resolution and optical flatness ensured by German manufactured Schott Plate Glass B270 Innovative nano lens coating process for maximum light transmission and precise color rendition Durable Protection Coating that is waterproof, oil-resistant, scratch-resistant, anti-reflective, and anti-static Available in three variations: Soft Graduated, Hard Graduated, and Reverse Graduated for tailored shooting needs