JJC LH55B 9-18mm and 12-50mm Zuiko Professional Lens Hood for Olympus LH-55B Replaces Olympus LH-55B Lens Hood Designed to prevent unwanted stray light from entering the lens. Ensures no problems with vignetting or motor functions. Fits Olympus Zuiko Olympus 9-18mm & 12-50mm Zuiko Lenses