49mm Magnetic Variable ND2-ND32 Lens Filters Adjustable Neutral Density Waterproof

SKU: KF01.1846

what is the difference between ND 2-32 and ND 8-128 ? and does the 49mm works for tamron 28-75 for sony ?
Answer Question
if your tamron 28-75 lens is 49mm, the two filteers can work for your lens , Please verify your camera's lens thread size(usually marked somewhere on the lens barrel or printed underneath the lens cap) before ordering.The number is always preceded by a "ø" (diameter) symbol the two lens difference is the stops