CCD H-Alpha Filter

H alpha Filters

The hydrogen line alpha (H-alpha) is the dominant emission line of the night sky in the visible spectrum. Almost all objects contain emissions of this spectral component in bright red. With sensitive sensors, amazing images can be achieved after a short time.

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Astronomik H-Alpha CCD Filter with 12 nm FWHM in 2".
399.00 € 359.00 €
Estimated delivery time : 3-4 days
 
 
Astronomik H-Alpha-CCD Filter with 6 nm FWHM in 1.25".
269.00 € 242.00 €
Estimated delivery time : 1-4 days
 
 
Astronomik H-Alpha-CCD Filter with 6 nm FWHM in 2".
679.00 € 611.00 €
Estimated delivery time : 3-4 days
 
 

Optolong 3 nm H-Alpha Ultra - Narrow band filter for astrophotography - Shooting with extreme contrast even with strong light pollution.

  • 2" mounted with filter mount
  • Suitable for telescopes and lenses with focal ratios of f/3 and lower
    Blackened edges to avoid internal reflections
  • Extremely narrow bandwidth of only 3 nm for maximum contrast
  • Central wavelength 656 nm
455.00 €
Estimated delivery time : 3-4 days