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Open Box Chroma OIII 3nm Narrowband Filter for Fast Telescopes - 65 mm Square

SKU : CF-OIII-501-3-65-OPEN

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  • 65 mm Square Filter
  • Parfocal for systems f/4.0 or slower
  • Transmitted wavefront better than 0.25 waves/inch
  • Parallelism: <30 arcsec
  • Made in the U.S.A.

Product Details

  • Best in Class Filters

    Chroma filters are widely recognized as being some of the best in astrophotography. The versatility of Chroma manufacturing is also highlighted in these filters designed for fast telescopes, separate to the standard filters they produce as well. No matter what kind of imaging you're planning for, these American made filters are sure to satisfy any imager's needs. 

    Made in the U.S.A.

    Designed and manufactured here in the U.S.A., you can be sure that these filters will be up to par with the extreme quality control required for astrophotography. On top of this, buyers here in the U.S.A. will not have to wait long at all to receive their filters--so long as they're in stock, that is! The immense popularity of Chroma brand filters keeps the company at peak performance to maintain supply for an always increasing demand. 

    Chroma H-Alpha LRGB sets are used worldwide in research and amateur applications. Specifically designed for deep space CCD/CMOS imaging.

  • included items

    • OIII 3nm Narrowband Filter

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