• Provides up to 9 stops of light control
• Rotating ring
• Use to create blurs/special effects
• Wider outer ring reduces vignetting
• Allow wider apertures
• Reduce shutter speed

Item Features:

1. Provides up to 9 stops of light control
2. Rotating ring to choose degree of ND for greater control overexposure Settings
3. Eliminates buying many ND filters
4. Use to create blurs/special effects
5. Wider outer ring reduces vignetting
6. Reduces the amount of light reaching the film without affecting the color
7. Allow wider apertures and reduce shutter speed， effectively decreasing depth of field
8. Great for outdoor scenes like waterfall， stream， traffic flow， waves， etc.