Re: How do I clean a 10" Meade Schmidt Cassegrain?
From: Tom Tolley (ttolley_at_cox.net)
Date: 07/07/04
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Date: Wed, 07 Jul 2004 19:37:43 -0400
I don't know about that. The watermarks are pretty bad. Are there how
would I go about cleaning the mirror if I really needed too?
Tks
Chris L Peterson wrote:
> On Wed, 07 Jul 2004 17:43:08 -0400, Tom Tolley <ttolley@cox.net> wrote:
>
>
>>I bought a 10" Schmidt Cassegrain on Ebay. It looks great except some
>>their was some water marks on the mirror and plate from condensation.
>>What is the best way to clean the optics. It was once recommended to me
>>that Zippo lighter fluid was great for cleaning optics. It dried clean
>>without harming the coatings.
>
>
> Make sure the corrector is free of dust, then clean it with Windex and Kleenex.
> Don't worry about the mirror- the effects of some condensation stains are
> probably negligible. While an SCT mirror can be cleaned, there are tricks to
> removing the corrector, and cleaning any mirror is always risking damage. I
> wouldn't consider using lighter fluid. It is a nasty solvent, and is likely to
> leave an oily residue.
>
> _________________________________________________
>
> Chris L Peterson
> Cloudbait Observatory
> http://www.cloudbait.com
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