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Old 08-07-2016   #3
Moto-Uno's Avatar
Moto-Uno is offline
Join Date: Jan 2011
Location: The Wet Coast
Posts: 1,699
^Quite the task you have here . Something that's worked for me as a light leak preventer
is to paint on a coating of "Liquid Tape". Is there any way a ground glass could be used to aid in your focusing tests ? This is an interesting project . Peter
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