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Explore Scientific

EXPLORE SCIENTIFIC 1.25" O-III Nebula Filter 6.5nm

EXPLORE SCIENTIFIC 1.25" O-III Nebula Filter 6.5nm


Regular price £72.00
Regular price £150.00 Sale price £72.00
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The EXPLORE SCIENTIFIC O-III filter allows the accurate observation of low-light deep sky objects; narrow band version with 6.5 nm to increase contrast even in difficult urban conditions.

  • High-quality EXPLORE SCIENTIFIC O-III filter
  • Only lets the emission lines of oxygen pass
  • Absorbs all other emission lines and almost all artificial light
  • Band pass width: 6.5 nm
  • Narrow band version for difficult urban conditions
  • Allows more contrast for faint deep sky objects
  • Individual test certificate included to guarantee you receive a premium filter
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