There is more than one kind of USM - I'd forgotten the 24-85mm which
is a nice lens although slow - originally made for the smaller format
film cameras, but I'm sure some of the micro-motor USM's do not like
to be tweaked manually in AF. The L's have the proper original USM
design.
Andrew Fildes
afildes@xxxxxxxxxxxxx
On 29/03/2007, at 8:47 AM, Moose wrote:
> All Canon lenses with full USM focusing do that, which includes many
> more than just the L models, like the 24-85 on my 300D at the moment.
==============================================
List usage info: http://www.zuikoholic.com
List nannies: olympusadmin@xxxxxxxxxx
==============================================
|