Thread: Lunt 80mm DSII illumination problem.
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Old 15-06-2016, 09:23 PM
johnnyt123 (John)
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Join Date: Oct 2012
Location: Belmore, NSW
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So I examined the b1800 blocking filter and this is what I found on the blue filter.

I gather that this may be the source of my problem....

Regards.
John.
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Last edited by johnnyt123; 15-06-2016 at 11:46 PM.
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