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do it yourself collimating tool info wanted

Started by zman0100, 04/07/2005 07:14PM
Posted 04/07/2005 07:14PM Opening Post
anyone know a thread or site that shows a homade collimator. need one for refracting and one for refecting, thanks,
Posted 04/07/2005 11:28PM #1
I've made a couple, works perfectly.