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Old 20-12-2014, 10:29 AM
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Merlin66 (Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
Posts: 8,927
Greg,
I agree 100%!
(However, I have see some multi coated "narrowband" filters where they actually have a secondary resonance pass band.....this can be up in the IR or down in the UV)
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