Re: Mead screws
From: Martin Brown (|||newspam|||_at_nezumi.demon.co.uk)
Date: 07/30/04
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Date: Fri, 30 Jul 2004 08:15:13 +0100
In message <ff9ae64b.0407291423.638f67ea@posting.google.com>, Chas
<chas2003@earthlink.net> writes
>I have a Meade telescope circa 1983. It does not have a model number
>on it. It does say D=L02 F=1000 f/10 Schmidt Cassagrain. Sadly a
>while back I dropped it and broke the finder scope holder. Now I
>want to make another holder but I have trouble finding the correct
>bolts for the holds pre-drilled in the scope. When a friend measured
>the scope he said the thread pitch was .75 mm. This seems right
>because when I use a "standard" metric size screw it screws in a ways
>and then jams.
The only thing that is certain is that bolts used by a US manufacturer
will not be metric ones (even now for the most part). They will most
likely be some corruption of old UK standard sizes or some peculiarly
American variant.
You could always retap it for the nearest metric size above.
>Any suggestion for non-standard Meade type bolts. I faxed them but
>they didn't bother to answer.
Regards,
-- Martin Brown
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