Very reasonable since this type of method has been used for a few thousand
years to form soft metals, I'll just have to go slow since this metaal is
harder, more brittle and can not be annealed without damage to the lens.
Rich
----- Original Message -----
From: "John Robison" <omrobison@xxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Sunday, September 01, 2002 5:26 PM
Subject: Re: [OM] Filter ring repairs?
>
>
> --- Richard Hawkins <rhawkin3@xxxxxxxxxxxxxxx> wrote:
> > I'd appreciate recomendations on straightening the
> > filter ring on a 100mm f2.8 silvernose. It seems it
> > is dented just enough to prevent a filter from
> > threading on to it. yes or no? special tools?
> > procedures? or forget it?
> >
> > Rich
> Check with John at Camtech, I have straightened a
> couple of filter rings useing his method. Lets see if
> I can describe it. Use a short piece of 3/8 wood
> dowell rod, taper and round off one end to match curve
> of filter ring, holding lens in one hand with dowell
> cradled between fingers and across lens, place curved
> end on threads of bent in section. Now use a small
> mallet to lightly tap other end of dowell, the idea is
> to slowly dolley out the bent part of the filter ring
> with a series of small taps on the dowell. This method
> has worked well for me on filter rings that were bent
> but not badly bashed. YMMV Regards John Robison
>
>
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