> Some may not realize, but with the focus clutch design, you can > manually focus the FA * lenses by simply pulling the clutch and > focusing - you don't have to disengage the body af switch. Can be > very handy for touch up focusing - much more like the Canon USM > lenses.
This also tends to make FA* lenses much nicer to focus manually on ~manual~ focus bodies (which don't possess a manual/autofocus switch), as well. None of that silly whirring . . . Fred