【High Quality】CNC MACHINED Aluminum ADAPTER RING:We manufacture this step-up ring with Aluminum and then apply a matte black electroplated finish, which withstands corrosion and other abrasive elements often encountered in outdoor photography. | 【Function】Transform caliber adapter ring,can be mounted to the front of the lens to achieve different diameter share the same lens diameter filter,lens hood,additional lens and other accessories.The purpose is to increase the diameter of the lens.Change the filter or adapter or lens or other size from small to big | 【Compatible with】Compatiable All Ø95mm Brands Camera Lens,To the side of the filter thread:All Ø105mm ND,CPL,UV Camera Filter.Your lens thread size will be printed under your lens cap or written somewhere on the lens barrel "O"(diameter) symbol preceded. For example Ø95=95mm lens thread.Make sure you order the right size,otherwise it won't fit your lens. | 【Product Description】The first number of an adapter ring is always the lens thread size,the second number is the filter size of the accessory.If the first number is bigger,it's a step-down ring What is a step up ring?Step up rings,also known as adaptor rings,allow you to use filters and accessories that are not the same size as your cameras lens.Lenses a ND UV CPL come in a large range of types and sizes and unfortunately they don't always fit together correctly. | 【Note】Why Choose AMOPOFO Brand?professional camera accessory manufacturer.Dedicated to provide products in high quality &good price.Made of metal sealing ring,much tighter.Laser fonts,much durable,Meet Environmental Standards of RoHS and SVHC.