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2" 7nm H-α filter
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22-01-2020, 03:03 PM
LewisM
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Join Date: Aug 2012
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2" 7nm H-α filter
Optolong 7nm H-α filter. With plastic hard case.
$40 posted.
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Last edited by LewisM; 24-01-2020 at
04:11 PM
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