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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24
What’s in the box
wavelength in nanometers) of the IDAS filter
and shipped with each filter produced:
IGAD coatings also improve temperature and humidity stability of the filter performance
particularly emission nebulae
Used IDAS LPS-P2 48mm filter (MBT & IGAD) USED What’s in the boxCondition: This is a used IDAS light pollution suppression filter in very good condition. The optics are reasonably clean, with some minor spotting, and it comes in a jewel case. See the photos. Description: Light pollution suppression (LPS) filters are designed to suppress the common emission lines generated by artificial lighting, yet allow the important nebula emission lines to pass, thus enhancing the contrast of astronomical objects, particularly
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