Thread: Light Pollution Filter for DSLR imaging.
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Old 19-09-2015, 06:35 PM
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gregbradley
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Anyone using this Hutech IDAS filter on a CCD camera? Are they worth it?

Is it an alternative to a luminance filter? Or do you add it in addition to the other LRGB filters? In which case how do you mount it?

Greg.
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