IDAS NBX dual narrowband filter

Ha and OIII, 10nm off-center design, works from F/2 optics, no IR block required

Product variants

More about the product

IDAS NBX dual narrowband szűrőAs shown above, NBX maintains original transmission rate even the spectrum shift occurs while the conventional design dramatically looses the emission signal. They are still 10nm vs 7nm comparison. But we should consider at the viewpoint of S/N ratio.

  • 10nm each for OIII and Ha respectively
  • Flat-top
  • High transmission
  • Off-center design
  • Allows for f/2 optics without loosing the emission signals
  • No IR blocker required

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The product comes with 2 years warranty (excluding electric parts)

Astronomical telescopes up to 100 Euros
Astronomical telescopes between 100 and 200 Euros
Microscope offer up to 200 Euros



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