58mm Neutral Density Professional Photography ND Filter Set (ND2 ND4 ND10) Neutral Density Filters: Creates motion blur effects with slow shutter speeds Eliminates overly bright, washed-out images, Save over individual filter prices Reduces the amount of light that passes through the lens by 1, 2, 5-Stops. Allows for reduced shutter speeds, and wider apertures in bright light. Allows greater control and flexibility of exposure and depth of field