Thanks for the quick reply. P.
>Quoting Powell Hargrave <[EMAIL PROTECTED]>: > >> What is the switch on the side of this lens for? >> http://www.bdimitrov.de/kmp/lenses/zooms/short/FA28-80f3.5-4.7.html >> >> Powell >> > > >Its the auto-zoom/zoom set switch. Explained in detail here: >http://www.pentaximaging.com/files/manual/FA%20lens%20for%2035mm.pdf > >I don't use it at all on the one camera(PZ1)/zoom(28-105) that I have. > >D >