Heliopan 72mm Vario Neutral Density Filter
- Product Details
This adjustable neutral density filter lets you adjust the Neutral Density affect by simply spinning the end of the filter, similar to how a circular polarizer operates. It lets you control up to 6 stops of light, allowing you to shoot at wide apertures in bright sunlight as well as other applicatinos. It will fit all lenses with a 72mm filter.