SVBONY SV220 Telescope Filter, Dual-Band Nebula Filter, H-Alpha and O-III Narrowband Filter for One-Shot Color Cameras, Light Pollution Filter for Astrophotography (1.25 inches)

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  • Reduce light pollution; SV220 telescopic filter can greatly reduce interference from natural light sources such as moonlight or artificial light pollution such as street lighting
  • Astrophotographic; filter improves contrast during visual observation of gaseous and planetary nebulae in all sky conditions; filter allows for high-contrast images even in areas with strong light pollution
  • Improve contrast; increased contrast can be perceived as increased brightness; filter increases contrast between nebula and sky background; not the brightest nebula
  • Strong applicability; the filter applicable to SVBONY electronic cameras and astronomical cameras whose apertures are 1.25 inches; but for the different telescopes and cameras; the order of installation of the filters is also different
  • Easy to use; Dual band filter allows for simplification and decrease post-processing difficulty and complexity for users
  • Standard 1.25 inch size; 1.25 inch size of the filter fits most telescopes; and the weight is 5.5g; its center wavelength reaches 500.7nm

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