The Tiffen 77mm Water White Glass NATural IRND 1.8 Filter (6-Stop) is a neutral density filter with a 64x filter factor that provides a 6-stop exposure reduction. Its 1.8 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than
The Tiffen 77mm Water White Glass NATural IRND 2.1 Filter (7-Stop) is a neutral density filter with a 128x filter factor that provides a 7-stop exposure reduction. Its 2.1 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed
The Tiffen 82mm Water White Glass NATural IRND 1.5 Filter (5-Stop) is a neutral density filter with a 32x filter factor that provides a 5-stop exposure reduction. Its 1.5 density creates a darkening of the entire image, allowing you to photograph with a wider aperture or slower shutter speed than