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Telescope Accessories & Parts

4 Items
Astrodon 3 nm SII Narrowband 49.7 mm Round Filter

Astrodon 3 nm SII Narrowband Filter - 49.7 mm Round Unmounted - SII3-50R

SKU: ASD-SII3-50R
  • Filter Type: SII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
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$1,145.00
Astrodon Narrowband Filters

Astrodon 3 nm SII Narrowband Filter - 49.7 mm Square Unmounted - SII3-50S

SKU: ASD-SII3-50S
  • Filter Type: SII
  • Filter Size: 50 mm
  • Filter Shape: Square
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$1,438.00
Astrodon Narrowband Filters

Astrodon 5 nm SII Narrowband Filter - 49.7 mm Round Unmounted - SII5-50R

SKU: ASD-SII5-50R
  • Filter Type: SII
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$870.00
Astrodon Narrowband Filters

Astrodon 5 nm SII Narrowband Filter - 49.7 mm Square Unmounted - SII5-50S

SKU: ASD-SII5-50S
  • Filter Type: SII
  • Filter Size: 50 mm
  • Filter Shape: Square
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$1,024.00