Neutral Density Professional Photography Filter Set (ND2 ND4 ND8) + Premium MagicFiber Microfiber Cleaning Cloth This Kit is compatible with all 77mm lenses. Please verify your camera s lens thread size before ordering. Your camera s lens thread size will be marked somewhere on the lens barrel or printed underneath your lens cap. This number is always preceded by a (diameter) symbol. For example: 77 = 77mm lens thread size. Compatible with the CANON EOS (6D 5D Mark III) DSLR Cameras. EF 24-105mm f/4 L IS USM zoom Lens. Compatible with the NIKON D600 DSLR Camera. 28-300mm f/3.5-5.6G ED VR II AF-S zoom Lens.