77mm UV Protection Filter for Canon EF 400mm f/5.6L USM + iSnapPhoto Microfiber Cloth

Fits 77mm lenses including the Canon EF 400mm f/5.6L USM. Reduces ultraviolet (UV) light to help deliver clearer images. Multi-coated glass diminishes glare and flare for improved contrast. Low-profile aluminum frame helps avoid vignetting while providing protection from dust and impact. Includes an iSnapPhoto microfiber cloth for safe cleaning.