All i know is the PZ 28-105 works on my PZ-1 with no problems however,no
Power Zoom
with the
istD and it does not AF well at either end(full 28 and full 105)Its sporatic
and just
started.Kind of a
humming noiise from the motor when trying to find focus.
Take it off slightly from the to ends and it will focus.
Dave
> Carlos Royo mused:
> >
> > Joe Wilensky escribi�:
> > > But are any of them power zoom lenses? I think most of the IF lenses
> > > replaced older power zoom designs.
> >
> > The FA* 80-200 2.8 is both power zoom and IF. And I think the awesome
> > 250-600 mm. is also both.
>
> That is correct (although neither lens changes length when zooming).
>
