On Thursday, January 04, 2001 3:42 AM, John Francis [SMTP:[EMAIL PROTECTED]]
wrote:
> John Coyle wrote:
> >
> > On Wednesday, January 03, 2001 5:20 AM, Jens Bladt
> > [SMTP:[EMAIL PROTECTED]]
> > wrote:
> > > Hi Delano
> > > As far as I remember Pentax recommends that you turn off the camera
> > > before
> > > changing lenses.
> > > When you - after the lens change - turn it on again, you can change all
> > > the
> > > camera settings you want, without any problems/risks.
> > > Best Regards
> > > Jens
> > >
> > >
> > >
> > > This message is from the Pentax-Discuss Mail List. To unsubscribe, visit
> > > www.pdml.net and follow the directions.
> >
> > Sorry Jens, this is simply not so!
> >
> > You can change lenses, whether manual or AF, at any time whatever the
> > setting
> > on the camera body. It doesn't matter either whether it's an M,K or later
> > lens
> > - I use all on my MZ5, and certainly never turn the camera off to do so.
>
> Actually, Jens is right. In several of the camera manuals (such as
> the one for my PZ-1p) Pentax do recommend turning off the camera
> before changing lenses.
> It's not particularly important if you are using old pre-AF lenses,
> but mounting a lens like the old FA 28-105 can result in the lens
> suddenly zooming and focussing as you complete the operation. This
> could, conceivably, startle an unwary user into dropping the camera.
>
> It's also a good idea to switch the camera to MF before mounting
> some third-party lenses - there's at least one lens that has a hole
> that the AF shaft can engage with, jamming things up completely.
>
> --
> John Francis [EMAIL PROTECTED] Silicon Graphics, Inc.
Thanks ,John, and my apologies to Jens for misreading his message: however,
this doesn't change my thoughts that it has not been essential with the lens
that I use, which do include a couple of 3rd-party items.
Obviously a point to look for when assessing buying lens other than Pentax own,
where presumably this is not a problem.
John Coyle
Brisbane, Australia
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