Filter Factor. This 1.2 filter will cut 4 stops of light from your exposure.

ColorCore Technology. Seen in Tiffen’s higher quality filters, the ColorCore process controls the color and density of their filters, ensuring more exact degrees of filtration.

Common Uses. Neutral Density filters are commonly used for slowing shutter speeds to capture movement (such as waterfalls, clouds, and cars), as well as allowing the use of wider apertures in bright conditions to decrease depth-of-field.