JJC Lens Hood Shade for CANON EF 100-400mm F4.5-5.6L IS USM Lens as ET-83C Black
CANON EF 100-400mm F4.5-5.6L IS USM Lens as ET-83C Black. Canon EF 100-400mm f/4.5-5.6L IS USM Lens. Lens Hood Shade. This can lower the contrast of the image. Lens hoods also have two other very practical uses.