30.5mm Lens to 37mm Camera Lens Adapter,30.5mm to 37mm Filter Step up Ring Adapter Ring,Compatible All 37mm Filter Accessory

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About This 【1】Adapter Using ultra precision CNC machine tools,sophisticated material,high intensity,good operation stability,this Camera Lens Adapter is made of high quality alumin um alloy,durable,non deformation,also with corrosion resistant and glossy. 【2】AMOTOK The ring adapter easily screws onto the front of any 30.5mm lens,and converts the thread size of your lens to the thread size of any other 37mm accessory(such as filters,hoods,flashes and lens converters),and other 37mm accessories. 【3】Compatible with:all 30.5mm camera lenses & 37mm accessories(UV,CPL,ND,Lens Hood,Threaded Lens).Your lens thread size will be printed underneath your lens cap or written somewhere on the lens barrel.This number is always prefixed by a"O"(diameter) symbol.For example:Ø30.5mm=30.5mm lens thread.This number can be found on the back of your lens cap.Make sure you order the correct size otherwise it will not fit your lens. 【4】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. 【Notice】30.5mm lens: Make sure your Camera lens size is 30.5mm, and the filter size is 37mm, so choose the 30.5-37mm adapter ring, but not 37-30.5mm adapter ring. Show more