Andreas Pirner wrote:
>> As I say, are you sure it's the blades?
>
> If I set the aperture to 16 and stop down using
> the lens stop-down button, the edges of the
> blades show a "wet" rim, just like some oil or
> whatever the stuff is.
> Stopping down is reasonably fast, but the lens
> does not open again, or only reluctantly, or
> when I turn the aperture ring to full open.
Fair enough.
> I just never took a lens apart, and now ask
> if that is something funny to do or better
> not to do, because ... (21, 100, flash).
You have nothing to lose. It's worthless. In the worst case you wreck it and
there's 2,- DM down the pan.
> I should start from the back, should I?
Try: http://olympus.dementia.org/Hardware/50mm_cleaning.html
Regards,
Simon
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