Fly in the ointment -- don't forget that, unless a camera like an OM-2s,
OM-4, etc. is serviced on a grounded surface, there's a good chance that
the circuit can be damaged by static electric discharge.
Chuck Norcutt wrote:
>
> On suggestions for work surfaces, Winsor said:
>
> >Spread a thick bath towel on your work surface for a free alternative.
>
> I'll second that. I recently cleaned a sticky diaphragm on a Topcor
> 58mm f/1.8 for a Topcon owning friend. From a very nice Topcon owner I
> got instruction for disassembling this len which included an admonition
> to pay special attention to not losing the spring loaded ball bearing
> that serves as the aperture stop detent.
>
> Having been forewarned I thought I was paying extremely close attention
> to not letting that ball evade me as I removed the aperture ring. But
> the ball was nowhere to be found. For a moment I even considered that
> it hadn't been there but quickly realized that it had to be.
>
> Fortunately, my work surface was a small hand towel. Probing around
> through the nap of the cloth I eventually found that little ball which I
> estimate to be only about 1mm in diameter.
>
> Chuck Norcutt
> Woburn, Massachusetts, USA
>
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