This Benro SD ND4 WMC is latest ND series of filters. ND series filter allows you to control the exposure time, DND Optical glass evenly absorbs Visible Rays Enhanced output low chromatic aberration natural image. 12 layers AR multi-coating decreases internal flare by glass. WMC stands for Waterproof Multi Coating, which is a waterproof anti-oil anti-scratch function.

Square filter size is 150 x 150mm with a thickness of 2mm and is applicable to general filter frames.

• Best optical material; optical glass with reliable stability
• High precision grinding with high definition
• No reflection and prevents glare
• ULCA - Ultra Low Chromatic Aberration Coating Technology: Comapred to traditional coatings with green or blue films, the film of the ULCA technology is close to colourless, with few colours cast to none with super low reflectance. This means that the influence made by the filter coating can be decreasted to the lowest possible, resulting in super high transmittance. The original light can be transmitted to the lens under any light rays.
• WMC - waterproof multi coating using the latest ultra-smooth surface to enhance water and oil repellency. The coating also has super hard anti-scratch properties which will not have any influence on imaging quality. Even if the filter is soiled with water or oil, the stains can be removed easily.
• Edge coated black optically flat glass

Package Includes:

1x Benro SD 150 x 150mm ND4 (S) WMC Neutral Density ND Filter