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Filtre de Télescope 7nm Dual-Band 1.25 pouces pour Astrophotographie - SVBONY

Filtre de Télescope 7nm Dual-Band 1.25 pouces pour Astrophotographie - SVBONY

svbony-W9172A

Laos: 1 jäänud

€118,00 EUR
€118,00 EUR
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Optimize your astrophotography shots with the SV220 filter, specifically designed to capture images of nebulae in light pollution conditions. This 7nm narrow dual-band filter allows you to produce colored images without having to combine multiple filters.

  • Brand: SVBONY
  • Type: Dual-Band OSC filter
  • Size: 1.25 inches
  • Substrate thickness: 1.85 mm
  • Clear aperture: 26 mm
  • Wavelength range: 300-1100 nm
  • FWHM: OIII (7 nm) & HA (7 nm)
  • Blocking: > OD5
  • Maximum transmission: 500.7 nm @ T>90%; 656.3 nm @ T>94%
  • Surface quality: 60/40
  • Surface parallelism: 1/4λ
  • Net weight: 7 g
  • Ideal for emission nebula, planetary nebula and supernova remnant imaging
  • Reduces interference from artificial light from sodium vapor or mercury streetlights
  • Allows for clear image capture even in urban environments
  • Facilitates colored image capture without combining multiple filters
  • Compatible with all 1.25-inch telescopes
  • SV220 Dual-Band 1.25-inch filter
  • Protective packaging kit
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