The Canon EW-65B Lens Hood for EF 24mm and 28mm f/2.8 Lenses is used to eliminate flare from your photos. This lens hood is compatible with the Canon EF 24mm f/2.8 IS USM and EF 28mm f/2.8 IS USM lenses. For Canon EF 24mm f/2.8 IS USM and EF 28mm f/2.8 IS USM Lenses
