About Benro Variable Neutral Density
High quality optics constructed from B270 German Schott Optics ensures crisp and clear results. HD optical technology provides an extremely flat optical surface for brilliantly sharp images with no ghosting. Slim design reduces vignetting, keeps the profile of the filter more compact.
Benro Variable Neutral Density Features
Fixed Min and Max Densities - Provides consistent and repeatable results
ULCA Multi-Coating - Decreases flare and significantly reduces chromatic aberration
NANO WMC Coating - Scratch-resistant multi-coating that repels water and oil making it easier to clean
Black Coated Glass Edge - Prevents internal reflections and decreases optical flare
CNC Matte Black Brass Ring - More resistant to side impacts, less likely to bind when placed onto a lens