GREEN.L 72mm Slim Neutral Density ND1000 Lens Filter Optical Glass 10 Stop ND1000 72mm Works with any lens with a 72mm filter thread,provides 10 f-stop reductions Can evenly reduce the amount of light entering the lens without affecting the colour and contrast of the scene Slim rim profile:2.88mm deep (not inc rear threads) ideal for Wide Angle Lenses. Filter is made of premium Optics glass+T6061 aerospace aluminum alloy Two year warranty