OIII 7nm narrowband 2 inch Filter S-series

The Player One OIII 7 nm 2″ Filter (S-Series) targets the Oxygen-III emission at 500.7 nm. Ideal for imaging planetary and emission nebulae in SHO or HOO color palettes using mono astrophotography cameras.

Key Features

• Wavelength: 500.7 nm; Bandwidth: 7 nm
• Transmission ≥ 90%
• 2″ mounted; M48x0.75 thread

Why Choose This Product?

• Enhance nebula structure:
  Highlights OIII gas regions with strong signal.
• Great for bicolor/SHO imaging:
  Use in combination with Hα and SII filters.
• Low halos and reflections:
  High-quality coatings for clean stars.
• Works with any 2″ wheel:
  Threaded standard mount for broad compatibility.