Narrowband Filters

Narrowband filters are specialist optical accessories designed for astrophotographers looking to capture stunning details in nebulae and deep-sky objects. By isolating specific wavelengths of light such as hydrogen-alpha, oxygen III, and sulfur II, these filters dramatically reduce light pollution and enhance contrast, making them ideal for both urban and rural astronomers.

SVBONY SV220 Dual-Band Filter

SVBONY SV220 Dual-Band Filter

  • Filter Type: Dual-band narrowband passing both H-Alpha (~656nm) and O-...
  • Compatibility: Designed for one-shot color (OSC) cameras including DSLRs...
  • Size: Standard 1.25-inch threaded format fitting most telescope...
Svbony SV220 Dual-Band Filter

Svbony SV220 Dual-Band Filter

  • Filter Type: Dual-band narrowband isolating H-Alpha and OIII emission ...
  • Bandpass: Ultra-narrow 3nm passband centered on H-Alpha and OIII wa...
  • Blocking: OD5 optical density for strong suppression of light pollu...
SVBONY SV227 SHO Filter Set

SVBONY SV227 SHO Filter Set

  • Filter Types: 3-piece set including SII, H-Alpha, and OIII narrowband f...
  • Bandpass: 5nm narrowband bandpass on each filter for precise wavele...
  • Size: 2-inch filter diameter, compatible with standard 2-inch f...
Svbony SV227 SHO Narrowband Filter Set

Svbony SV227 SHO Narrowband Filter Set

  • Filter Types: Three-filter SHO set: H-Alpha (656nm), OIII (500nm), and ...
  • Bandpass: 5nm narrowband passband on all three filters for strong l...
  • Blocking Depth: OD5 cut-off depth ensures deep suppression of out-of-band...
Svbony SV240 Multi-Narrowband Filter

Svbony SV240 Multi-Narrowband Filter

  • Filter Type: Multi-narrowband with NIR near-infrared light pollution b...
  • Compatibility: Standard 1.25-inch barrel eyepieces, focusers, and camera...
  • Transmission: Selectively passes H-alpha, H-beta, OIII, and SII emissio...
Svbony SV220 Dual-Band Filter

Svbony SV220 Dual-Band Filter

  • Filter Type: Dual-band narrowband passing H-Alpha (656nm) and OIII (50...
  • Bandwidth: Ultra-narrow 3nm passband for strong light pollution reje...
  • Blocking: OD5 optical density blocking ensures deep suppression of ...
SVBONY SV115 O-III Filter

SVBONY SV115 O-III Filter

  • Filter Type: Narrowband O-III targeting doubly ionized oxygen emission...
  • Bandwidth: Approximately 7nm narrowband passband for strong light po...
  • Compatibility: Standard 1.25-inch barrel size fits most eyepieces, focus...
K&F Concept Nano-X Night Filter

K&F Concept Nano-X Night Filter

  • Filter Size: 67mm thread diameter, compatible with matching 67mm lens ...
  • Glass Quality: Optical glass construction with double-sided nano-coating...
  • Light Reduction: Selectively blocks artificial light pollution wavelengths...