Fotasy 52mm Filter Adapter + Lens Hood for Fujifilm X10 X20 X30, with a free lens cap 52mm Filter Adapter Ring for Fuji X10 X20 to accept any 52mm filter & lens hoods. The lens hood shades the lens from stray light, improving your contrast and image quality. The lens hood also helps to protect your lens. The lens hood replaces FUFJIFILM LH-X10 Lens Hood With a free lens cap