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Narrow Band Reflections
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01-07-2010, 10:25 AM
JohnH
Member # 159
Join Date: Feb 2005
Location: NSW
Posts: 1,226
Robin,
What is the effective F no with the FR in line? The NB filters are reflection filters - they do not work with steep light cones, that could be the issue, it does not look like reflections to me.
JohnH
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