Wider outer optic to help reduce vignetting at wide angles,Made of high quality optical glass by Concept technology
Neutral density can be adjusted from ND2 to ND400.Reduces the amount of light reaching the film without affecting the color.
Suitable for dynamic screen, waterfalls, streams, waves, etc.
This is an especially useful tool when creating motion blur in moving water such as waterfalls, rivers and crashing waves. Other examples of good times to use very slow shutter speeds to create blur are; moving vehicles, trains, cars and congested city traffic; blurred panning effects where the subject, a runner, bicyclist or car is clear but the background around it is blurred from the camera following its movement
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Technical Details

Product Details

Package Dimensions
Width : 4.57 inch
Height : 0.71 inch
Length : 4.72 inch

Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B077K3J42V