Thread: A new type of Newtonian collimator (DIY)
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Old 09-12-2006, 01:58 AM
johnno
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Join Date: Mar 2005
Location: Hunter Valley nsw australia
Posts: 535
Hi DN,

That is a very interesting article,Many thanks for posting it.

I am sure many members,Myself included, will find it very usefull.

Regards.John
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