NEW OLD STOCK  
 
82mm Rodenstock HR Digital MC Neutral density filter ND 0.6 / 4X (2 Stops)  for reducing brightness, extending exposure time and intentionally reducing the depth of field by shooting at wide apertures in bright light.
Filter reduces light by 2 stops allowing for longer exposures or wide open apertures to be used in bright conditions.  

Premium optical glass  with perfect surface quality. Highly scratch-resistant. Neutral-tint, reducing the colour cast normally associated with ND filters.