Lens BB is 1/16, camera SS click is 2mm.
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John Hermanson www.zuiko.com
Camtech, Olympus Sales & Service since 1977
21 South Lane, Huntington NY 11743-4714
631-424-2121 For Free Olympus manuals,
please call 1-800-221-3000
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----- Original Message -----
From: "Tom Scales" <tscales@xxxxxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Sunday, June 08, 2003 6:54 AM
Subject: Re: [OM] I've got myself in a mess because
> The serial number is in the high 500K, so it's a fairly early lens but
quite
> nice. Not sure it's worth shipping twice. Heck, I'd sell the thing for
$25.
> It works fine, it just doesn't 'click'.
>
> Tom
>
> From: "Moose" <olymoose@xxxxxxxxxxxxx>
>
>
> > There are a bunch of little 'dents' on the back of the ring in front of
> > the aperture ring. There is a hole drilled vertically into the aperture
> > ring. The little spring hides down in the hole. A tiny (1mm?) ball
> > bearing sits on top of the spring and nestles in the 'dents'. When the
> > aperture ring is turned, that pushes the ball down in the hole,
> > compressing the spring until the next detent dent is reached and the
> > ball pops up into the dent, much to the relief of the spring. Sounds
> > like you don't have an extra spring, but are short a ball bearing. Run a
> > magnet over your work area. If you can't find it, I think the same balls
> > are used in the shutter speed detents and on/off/mode switch detents on
> > the cameras and elsewhere in Oly stuff. I'd send you one, but I'm not
> > quite sure about the sizes. They are all small, but I'm not sure they
> > are all the same degree of small.
> >
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