Is there any danger in cleaning a lens with acetone of removing any lens
coatings? It's a pretty good solvent for many finishes.
Charles Monroe
----- Original Message -----
From: "Mark Dapoz" <md@xxxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Thursday, January 03, 2002 2:33 PM
Subject: [OM] That 100mm f2 BIN
>
> Well, that $105 BIN 100mm f2 arrived today. It's not in bad condition,
about
> a KEH excellent grade. However, it was extremely filthy when it arrived,
> what I expected from a pawn shop type place. Both the front and rear
elements
> were completely covered in dirt, the rear even had a big fingerprint on
it.
> Luckily repeated cleanings with alcohol, methanol, and finally acetone
cleaned
> everthing off with no scratches or cleaning marks remaining. Overall it
ended
> up being an excellent deal, but had either the front or rear element been
> damaged, it sure wouldn't have been.
> -mark
>
>
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