Neutral-density (Solid), 67mm
From Amazon
PolarPro - Quartzline - Neutral Density - ND1000 - 67 mm - Perfect Color Neutrality - Brass Frame - Anti-scratch / anti-oil / hydrophobic coatings - Cinema Series
CVP
Polar Pro QuartzLine 67mm ND1000 Filter
Scan
Polar Pro Quartzline 67mm ND1000 Filter