Enhances color saturation in both analog and digital photography Rotating mount allows visible control of polarization effect Reduces reflections from non-metallic surfaces such as water and glass Compatible with nearly all modern cameras for TTL exposure metering or autofocus Multiplying factor with HTC of 2 to 3, equivalent to 1 to 1.5 f-stops Ideal for landscape photography, offering maximum polarization effect at 90-degree angle to the sun