The Canon EW-73B Lens Hood is designed to prevent unwanted stray light from entering the lens by extending and shading the end of the lens. Lens Compatibility EF-S 17-85mm f/4-5.6 IS USM, EF-S 18-135mm f/3.5-5.6 IS, EF-S 18-135mm f/3.5-5.6 IS STM Pickup in Richmond Cash only.
