40.5 mm - 82 Step up Filter Adapter Ring to Camera Compatible with Lenses from All Manufacturers (40.5-82 mm)

High quality: It has a lightweight aluminium alloy construction, they are precisely manufactured and very stable. Corrosion resistant, black anodised for a long time. Focusing: the ring adapter is simply screwed onto the front of each lens and converts the thread of the lens to the thread size of any other accessory (e.g. filters, bonnet, flashes and lenses). Very easy to install 【Suitable】Step-up filter adapter for 40.5mm camera lens to 82mm camera accessories Unique design: external thread on the lens side: 40.5 mm, internal thread on the filter side: 82 mm. With the help of filter adapters, you can use filters with a different diameter than that of the lens. Note: the thread size of your camera lens will be marked somewhere on the lens tube. This number is always prefixed with an "O" (diameter) symbol. For example: 40.5 = 40.5 mm lens thread. This number can be found on the back of your lens cap.