Tiffen 4×4 Neutral Density 0.9 Filter

The Tiffen 4x4 Neutral Density 0.9 Filter provides a 3-stop reduction in light throughout the entire image, allowing you to use a slower shutter speed or wider aperture than usual. Particularly useful in bright light conditions to help prevent overexposure, this 0.9 filter reduces the amount of light passing through the camera without changing the overall colour tone.... More