Bill wrote:
> Scuffs are cleaning marks where overly aggressive attempts at keeping
> the lens pristine have had exactly the opposite effect and have
> literally buffed the coatings off the glass. I don't think there is much
> to be done for it.
>
> bill
That’s what the scuffs look like. I found
On 12/20/2022 9:11 AM, coll...@brendemuehl.net wrote:
I picked up a Super Mutli Coated Takumar 6x7 75mm.
Mechanics and internals are fine but the front surface has scuffs. No
scratches. Just dull spots.
Is there any maintenance for such?
Scuffs are cleaning marks where overly aggressive
I saw a recent program on TV where a 100-year old telescope was restored, and
the restorer used methylated spirits on the (glass)
lens to bring them back to what looked like pristine quality.
I intend to try it on an old 500/8 telescopic lens I own...
HTH
John in Brisbane
-Original
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