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Filtre hydrogène alpha 7nm (1.25")

# Ha7nmD125
159,00
(131,41 hors TVA)
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Description

ZWO NARROWBAND H-ALPHA FILTER 7 NM (1.25")
 

The narrowband nebula filter from ZWO clearly increses the contrast of the object. The filter reduces the effect of light pollution considerably.
 

  • Transmission more than 80% at 656 nm (H-alpha line)
  • The filter has 31 mm diameter (round) and is not mounted
  • FWHM 7 nm (narrow band)
  • Main field of application: photography of dim nebulae
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