Perhaps the big fast lenses are used by pros ... used more often and
willing to take risks to get "money" shots.
jeff keller
On Fri, Nov 9, 2012 at 4:25 PM, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx
> wrote:
> Thanks, Chris. I remember that point now.
>
> Chuck Norcutt
>
>
> On 11/9/2012 4:40 PM, Chris Weir wrote:
> > \he says in the introduction that If there is obvious damage he doesn't
> > count it as a failure.
> >
> > Chris
> >
> > On Fri, Nov 9, 2012 at 8:29 PM, Chuck Norcutt <
> chucknorcutt@xxxxxxxxxxxxxxxx
> >> wrote:
> >
> >> Could be but I thought his point was wear. But I'd have to read it
> >> again to be sure.
> >>
> >> Chuck Norcutt
> >>
> >>
> >> On 11/9/2012 10:13 AM, Jan Steinman wrote:
> >>>> From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
> >>>>
> >>>> One interesting observation is that
> >>>> large, fast lenses have higher repair rates than their slower
> brethren.
> >>>> The highest frequency of repair items tend to be big, f/2.8 and really
> >>>> big f/4 zooms. I guess AF motors and drive gears suffer the effects
> of
> >>>> moving large masses.
> >>>
> >>> Might this be because they are dropped more often, and/or their higher
> >> mass causes more damage even if they are dropped at the same rate as
> >> smaller lenses?
> >>>
> >>> ----------------
> >>> :::: Religions are the great fairy tales of conscience. -- George
> >> Santayana
> >>> :::: Jan Steinman, EcoReality Co-op ::::
> >>>
> >>>
> >>>
> >>>
> >> --
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> >>
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