Hard Edge Graduated Neutral Density Filters start clear at the bottom of the filter before transitioning quickly into the Neutral Density effect as it approaches the center and then becoming strongest at the top of the filter. These filters are rectangular in shape (100x150mm, 4x6") to provide more flexibility to move the filter up or down within the holder to precisely position the graduation line, for ultimate create control.
The latest NanoPro series filters from Haida feature a NanoPro multi-coating, which helps to prevent dirt and smudges from adhering to the glass, reduce reflections, and are both scratch and water proof. The Nano Pro Multicoating is applied to both sides of the filter and helps prevent color cast while maintaining image sharpness. The Haida Nano pro filters are highly scratch-resistant, durable and have beveled corners, to avoid unwanted breakage, the Haida filters will provide many years of reliable service.
Haida filters ship in a protective metal case and are compatible with many of the most popular 100mm filter holders available today, including the Haida 100mm M10 Filter Holder, and the LEE100 Filter Holder.