Astronomik - ProPlanet 642 BP IR-Pass Filter - 1.25"

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  • Higher than 96% transmission for wavelengths of 642nm to 840nm

  • Intercepts wavelengths between 350nm and 630nm

  • Parfocal with other Astronomik filters

  • 1mm glass thickness

  • Entirely resistant to high humidity, scratches, and aging impact

  • Diffraction limited, the filter will not lessen the optical performance of your telescope!

  • Astronomik filters are presented in a high-quality, long lasting, filter box

  • Since 2008 Astronomik filters have featured a completely new design. Halos or bizarre reflections are a thing of the past.

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SKU: ASN-P642-1