iGadgitz Xtra 67mm Glass Multi-Coated Close up +1 +2 +4 +10 Zoom Magnifying Lens Filters with Carry Pouch for SLR & DSLR Cameras Designed to reduce the amount of light entering the lens, allowing shutter speed to be reduced. Gives the ability to vary light from ND2 up to ND400 in just one filter. Universal fit for all brands of lens with 67mm thread. Features slim metal sealing ring to give better fit on the lens.