Aurora Aperture PXND2K-67 Powerxnd 2000 Variable ND Filter Fader, 67 mm Under $100 Two fully balanced insert points

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Aurora Aperture PXND2K-67 Powerxnd 2000 Variable ND Filter Fader, 67 mm Under $100 Two fully balanced insert pointsThe Aurora Aperture 67mm PowerXND 2000 Variable Neutral Density 1. 2 to 3. 3 Filter is a solid variable neutral density filter that is designed to mount onto lenses with 67mm front filter threads and provides an exposure reduction of 4 to 11 stops. The 1. 2 to 3. 3 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than normally required. The degree of density is easily controlled