13EnParts of the Lensw e!1 !2 !3 !4@0r t y u i o !0q!5!9!8!6 !7Optional.q Lens hood mounting mark ....... 18w Focus ring ............................................ 15e Focus distance indicatorr Focus distance markt Zoom ring............................................ 15y Focal length scale ........................... 15u Focal length marki Lens mounting marko Rubber lens-mount gasket ....... 20!0 CPU contacts ..................................... 20!1 Focus-mode switch ....................... 15!2 Focus limit switch ........................... 15!3 Vibration reduction ON/OFFswitch ............................................... 16!4 Vibration reduction modeswitch ............................................... 16!5 Lens hood ............................................ 18!6 Lens hood alignment mark ...... 18!7 Lens hood lock mark..................... 18!8 Position indices (90°) * .................. 19!9 Tripod collar ring * .......................... 19@0 Tripod collar ring attachmentknob * ............................................... 19N*