Canon ET-73 Lens Hood for EF 100mm f/2.8L Macro IS USM Lens 3565B001 (UK)
CanonET-73 Lens Hood For EF 100mm F2.8L MACRO IS USM Lens is designed to prevent unwanted stray light from entering the lens by extending and shading the end of the lens. It is specially designed for Canon EF 100mm F2.8L Macro IS USM lens.