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Originally Posted by Eardrum73
What about the Sirius Optics or Baader ones that go for $180 or $210 respectively? Has anyone had any experience with these?
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A review of 20 or so filters in the August issue of Astronomy put the DGM NBP well ahead of all others tested, including those you mention. The second highest rated was Orion's nebula filter. But it's worth keeping mind that this is just one (experienced) reviewer's subjective evaluation.