Canon EF 70-210mm f4 for EOS 400D 450D 500D 550D 5D 6D ETC (1094945)
Therefore, at 210mm at the closest focus distance, the Canon 70-210mm f/4 EF extends a total of 7.631" (193.84mm) from the flange. Canon calls this the Canon Zoom Lens EF 70-210mm f/4. All modern Canon lenses focus with a motor in the lens.