Specifications:Material: resinColor: blackDiameter: about 37mmPackage included:1pc x ND filter1pc x storage bagNote:1. Due to the light and screen difference, the item's color may be slightly different from the pictures.2. Please allow 0.5-2 cm differences due to manual measurement.
StepOk Apply slow shutter speed under strong sunlight exposure.
Neutral density filter, used to filter light.
Control the amount of light in the 1 to 9 stepless adjustment.
The outer ring can adjust the gray level arbitrarily, and can be transferred from ND2 to 400.
Filters are great for removing unwanted reflections from non-metallic surfaces and increase contrast and color saturation.
