Tiffen 55 mm ND8 0.9 Filter

Tiffen 55 mm ND8 0.9 Filter

Neutral Density filters reduce the amount of light passing through the camera lens without changing the color of the scene.

• Especially useful in bright light conditions to help prevent overexposure and achieve a balanced exposure.
• Allows specified exposure when desiring to expose at large apertures despite being present in bright lighting conditions, which normally require small shooting apertures.
• Neutral Density filters allow aperture control for selective depth of field shooting.
• Most popular Neutral Density filters are ND 0.3, 0.6, & 0.9.
• These above filters hold back 1, 2, & 3 f:stops of light respectively.
• The above-mentioned ND filters are also referred to as 2X (ND 0.3 -1 f:stop), 4X (ND 0.6 - 2 f:stops) and 8X (ND 0.9 - 3 f:stops)