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gnowellsct
professor emeritus
Reged: 06/24/09
Posts: 729
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Re: Problem with cleaning a barlow
07/04/09 08:34 PM
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Methanol is hydrophilic like isopropyl alcohol. I suspect that many alcohol formations don't streak in dryer areas but do streak in more humid areas. This partly would account fo or the popularity of alcohol--a confirmed user base that has good results in certain regions. regards Greg N
--------------------
"Aperture will get you through times of no money better than money will get you through times of no aperture."
featuring selected astrojunk:
bunch o' widefield eyepieces
bunch o' narrowfield eyepieces
couple o' Barlows
couple o' scopes
couple o' mounts
couple o' tripods
and a pier 'n' stuff
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