Unlike the fixed tripod collars of canon s longer telephoto lenses, the tripod collar of the ef 300mm f/2.8l is usm comes off and this greatly aids in using the lens handheld. #Canon f151 300 driver download#įollow these steps to start the download process, go to the canon support page. Canon dslrs, making a relatively light 2. With its rounded 8-bladed diaphragm, this canon 70-300mm f/4-5.6 l is probably won't do much to make sunstars unless stopped way down, and even then, will only make 8-poinred ones.
