Canon EF 400mm f/5.6L USM
Announcement date May 4th 1993
The EF 400mm f/5.6L USM Lens from Canon is a high-performance telephoto prime lens designed with portability and easy handling in mind. One super UD-glass element and one UD-glass element minimize aberrations and result in sharp pictures. The lens also has a built-in hood and a detachable tripod mount.