The Tiffen IR ND 9 is a professional-grade 3-stop neutral density filter that combines light reduction with advanced infrared blocking technology.
| Filter_Type | Infrared Neutral Density (IRND) |
| Density | 0.9 |
| Exposure_Reduction | 3 Stops |
| Material | Water White Glass |
| Available_Formats | 4x4", 4x5.65", 6.6x6.6", and various circular screw-in sizes |
A 0.9 density provides a 3-stop reduction in light, allowing you to open your aperture from f/8 to f/2.8 for a shallower depth of field in bright sun.
Yes, the IR control layer specifically blocks infrared wavelengths that digital sensors often misinterpret as magenta or red in dark shadows.
The 4x5.65" version is the industry standard and fits all professional matte boxes from brands like ARRI, Bright Tangerine, and Tilta.