Brand Urth Material Glass Photo Filter Thread Size 100 Millimeters Coating Description Nano Coating Photo Filter Effect Type Neutral Density Water Resistance Level Not Water Resistant Product Dimensions 3.94"L x 3.94"W About this item CUT 10 F-STOPS | Urth's 100mm ND1000 Square Filter Plus+ lets you capture motion blur in harsh light. Fits with our Square Filter Holder System and most 100mm square filter holders THE BEST GLASS | Built with German SCHOTT glass for true light transmittance and supreme image sharpness. Backed by our lifetime warranty COLOUR NEUTRAL | 20-layer nano-coating provides neutral colour balance, reduces lens flare, removes ghosting and protects your lens against scratches CONTROL LIGHT | Reduce light to 0.10% to maintain your desired settings in overly bright conditions or create dramatic motion blur in harsh light conditions PLANT 5 TREES | This Urth filter funds local communities to plant 5 trees in areas affected by deforestation