G-ECLIPSE82,

Genustech Eclipse Fader ND filter 82mm. This  variable neutral density filter is for lenses with a 82mm filter thread. By rotating the filter you can easily fine tune the amount of light entering your lens. The wider front element minimizes vignetting when using wider lenses. The Eclipse ND Fader  filter  has approximately 2 to 8 stops of ND. The use of new laser technology ensures superior color fidelity and sharpness when compared to competing products. The Genustech Eclipse ND Fader redefines the price point for a quality vari-ND filter

Notice: This filter is designed for photographic purposes only. Do not use your Eclipse Filter as a viewing device for looking at the sun or other bright light sources as you risk damage to your eyes. Use only devices designed for that purpose.