----- Original Message -----
From: "Peifer, William [OCDUS]" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Monday, March 26, 2001 11:34 AM
Subject: RE: Help with a favorite lens?
> Skip wrote:
> >Every once in a while the focal length moves by itself slightly,
> >and I have to readjust it. (If I don't like the new view the lens has
> >picked for me...) This doesn't happen all of the time and so is,
> >to me, only a minor nuisance. But I am wondering whether this
> >is a typical occurance with such older one touch zooms, or
> >whether mine needs some work?
>
> Hi Skip,
>
> Of course, this is the automatic focal length selection feature! :-)
> Seriously, I had the same problem on an A70-210/4 that I picked up
recently.
> This is also a one-touch zoom, and it's one heavy bugger -- about a third
> again as long and half again as heavy as the M75-150/4. Assuming the
barrel
> of your zoom is built like mine, you should be able to fix it in the
> following fashion. Roll up the rubber sleeve around the barrel (the
section
> closest to the camera body, if I remember) and find a small screw securing
a
> plastic (nylon?) washer. This washer rides in a groove milled into the
> outer surface of the lens barrel. You may even want to replace the washer
> if you can find one the right size. Tighten the screw to get the desired
> resistance to barrel sliding, then roll the sleeve back down to its
original
> position.
>
> Hope this helps.
>
> Bill Peifer
> Rochester, NY
>
> -
> This message is from the Pentax-Discuss Mail List. To unsubscribe,
> go to http://www.pdml.net and follow the directions. Don't forget to
> visit the Pentax Users' Gallery at http://pug.komkon.org .
>
>
-
This message is from the Pentax-Discuss Mail List. To unsubscribe,
go to http://www.pdml.net and follow the directions. Don't forget to
visit the Pentax Users' Gallery at http://pug.komkon.org .
