Tiffen's Pearlescent Filters create a subtle new look with a slight softening of contrast and a luxurious Pearlescent halo around highlights. These new filters aid cinematographers in taking the edge off the image from modern lenses and cameras, especially with 4K acquisition sensors. This increase in sharpness and contrast can be overpowering when shooting talent or environments that do not require as much intense detail, and it's here where Tiffen's Pearlescent filter look comes into its own. Product Features & Benefits Creates a special "atmosphere" by softening excess sharpness and contrast. Generates a pearlescent halo around highlights. Lighter grades help tone down the excessive sharpness and contrast Maintains focus Often used to mute colors for exquisite pastel tones New Tiffen Pearlescent Filters are available in: 4 x 4, 4 x 5.650, 6.6 x 6.6, 138mm & 77mm sizes and Grades ⅛, ¼, ½, 1, 2 & 3.