We are moving to new offices, if you need assistance you can reach us at [email protected]

Stock photos provided by the manufacturers may not represent the actual item. Please verify this picture accurately reflects the product described by the title and description before you place your order.

IDAS NB1-Drop in Filter



IDAS NB Filters are designed to enhance the contrast of emission nebula, yet accommodate the filter spectral shiftwhen used with modern fast optical systems.

Features include:

  • Ideal flat-top and moderate bandpass
  • Excellent in-band transmission
  • Extremely steep bandpass edges minimize internal reflections
  • Near IR (NIR) is blocked up to 1100nm
  • Available in 52mm and 48mm sizes
  • 2.5mm thickness (parfocal with other IDAS LPS filters)
  • IDAS-proprietary IGAD/MBT/UFP quality
  • Made in Japan

Customers Reviews

Share your opinion with other customers

Write a review