Re: [ATM] Eyepiece questions?

[Ken Hunter <atm_ken_hunter@yahoo.com>]

Look at Lowes or Home Depot in the plumbing dept for
1-1/4 inch tubing and fittings. The older vacuum
cleaners had metal tubing that made good eyepiece
extension tubes too but they are now very hard to
find.

Ken Hunter


--- Jim Miller <jim@jtmiller.com> wrote:

> I'm trying to make something that would fit in a
> 1.25" eyepiece holder. It 
> has to be metal for shielding reasons so I'm
> researching eyepiece 
> construction and looking to avoid buying a lathe...
> 
> First: Anyone know of a standard for 1.25" eyepiece
> OD dimensions? Is the 
> spec 1.25"+/- something?
> 
> Second: Are eyepiece barrels typically brass with
> some sort of plating? 
> Salvaging a cheap eyepiece for a easily solderable
> brass fitting would be 
> nice.
> 
> Thanks
> 
> jtm 
> 
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> 



		
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