Thread: WARNING: scope assembly practices may be vexing many SCTs & Maks
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Old 16-11-2018, 02:42 PM
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bojan
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bojan is offline 		 
Join Date: Jul 2006
Location: Mt Waverley, VIC
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BTW...

Cheap Ronchi gratings are available from here:
http://www.willbell.com/atmsupplies/ATM_Supplies.htm
And even cheaper here:
https://stellafane.org/tm/atm/test/t...l#RonchiScreen
Last edited by bojan; 16-11-2018 at 02:59 PM.
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