6.6 x 6.6" Soft Edge Graduated Filter Density:0.6 An open slot in the

An open slot in the center (similar to a slot in a mail/letter box) is flanked by diopter glass on either side

Wedding photographers will especially appreciate the value of this filter

Street-tough hardware

diffusion and double imaging effects

triple-layer construction

6.6 x 6.6" Soft Edge Graduated Filter Density:0.6 An open slot in theThe Tiffen 6. 6 x 6. 6" Soft Edge Graduated ND Filter is a graduated neutral density filter that helps to specifically darken skies and other bright areas of the image. The filter is densest at the edge and tapers to clear by the middle, with a soft edged line of transition between the density and clear areas. Neutral density filters do not affect the coloration of the image and the density provides reduction in light from entering the lens. This