SII (Sulfur) Filters

Showing 1 to 20 of 32 total
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  1. Astrodon - 1.25" Mounted Narrowband SII 5 nm Filter

    $330.00
    SKU: ADO-SII5-27R

    Wait Time is 3-5 Days

    FREE SHIPPING(48 States)
  2. Optolong - SII CCD 12nm Filter - 2" Mounted

    $209.00
    SKU: OPO-SIICCD12-200

    Wait Time is 3-5 Days

    The Optolong Sulfur II 12nm Narrowband Filter works by allowing a 12nm bandwidth of light, centered on the 672nm wavelength through, and blocking contrast-killing light pollution wavelengths from coming through.

    FREE SHIPPING(48 States)
  3. Optolong - SII CCD 6.5nm Filter - 2" Mounted

    $250.00
    SKU: OPO-SIICCD65-200

    Wait Time is 3-5 Days

    The Optolong Sulfur II 6.5nm Extra Narrowband Filter transmits a 6.5nm bandwidth of light that is centered at 672nm and radically decreases other transmissions, including wavelengths of light that are responsible for light pollution (both artificial and natural).

    FREE SHIPPING(48 States)
  4. Optolong - SII CCD 12nm Filter - 50mm Unmounted

    $209.00
    SKU: OPO-SIICCD12-50U

    Wait Time is 3-5 Days

    The Optolong Sulfur II 12nm Narrowband Filter works by allowing a 12nm bandwidth of light, centered on the 672nm wavelength through, and blocking contrast-killing light pollution wavelengths from coming through.

    FREE SHIPPING(48 States)
  5. Optolong - SII CCD 6.5nm Filter - 50mm Square Unmounted

    $299.00
    SKU: OPO-SIICCD65-50SQ

    Wait Time is 3-5 Days

    The Optolong Sulfur II 6.5nm Extra Narrowband Filter transmits a 6.5nm bandwidth of light that is centered at 672nm and radically decreases other transmissions, including wavelengths of light that are responsible for light pollution (both artificial and natural).

    FREE SHIPPING(48 States)
  6. Optolong - SII CCD 12nm Filter - 31mm Unmounted

    $153.00
    SKU: OPO-SIICCD12-31U

    Wait Time is 3-5 Days

    The Optolong Sulfur II 12nm Narrowband Filter works by allowing a 12nm bandwidth of light, centered on the 672nm wavelength through, and blocking contrast-killing light pollution wavelengths from coming through.

  7. Optolong - SII CCD 12nm Filter - 36mm Unmounted

    $159.00
    SKU: OPO-SIICCD12-36U

    Wait Time is 3-5 Days

    The Optolong Sulfur II 12nm Narrowband Filter works by allowing a 12nm bandwidth of light, centered on the 672nm wavelength through, and blocking contrast-killing light pollution wavelengths from coming through.

  8. Optolong - SII CCD 6.5nm Filter - 31mm Unmounted

    $193.00
    SKU: OPO-SIICCD65-31U

    Wait Time is 3-5 Days

    The Optolong Sulfur II 6.5nm Extra Narrowband Filter transmits a 6.5nm bandwidth of light that is centered at 672nm and radically decreases other transmissions, including wavelengths of light that are responsible for light pollution (both artificial and natural).

  9. Optolong - SII 6.5nm Filter - EOS APS C Clip

    $239.00
    SKU: OPO-EOSAPS-SII65

    Wait Time is 3-5 Days

    The Optolong Sulfur II 6.5nm Extra Narrowband Filter transmits a 6.5nm bandwidth of light that is centered at 672nm and tremendously decreases different transmissions, including wavelengths of light that cause light pollution (both artificial and natural).

    FREE SHIPPING(48 States)
  10. Astrodon - 36mm Unmounted Narrowband SII 5 nm Filter

    $435.00
    SKU: ADO-SII5-36R

    Wait Time is 3-5 Days

    FREE SHIPPING(48 States)
  11. Astrodon - 50mm Unmounted Narrowband SII 5 nm Filter

    $725.00
    SKU: ADO-SII5-50R

    Wait Time is 3-5 Days

    When it comes to Narrowband filters, no one knows more or does it better than Don Goldman of Astrodon Filters. Narrowband (NB) filters enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    FREE SHIPPING(48 States)
  12. Astrodon - 50mm Unmounted Narrowband Square SII 5 nm Filter

    $875.00
    SKU: ADO-SII5-50S

    Wait Time is 3-5 Days

    When it comes to Narrowband filters, no one knows more or does it better than Don Goldman of Astrodon Filters. Narrowband (NB) filters enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others.

    FREE SHIPPING(48 States)
  13. Astrodon - 1.25" Mounted Narrowband SII 3 nm Filter

    $490.00
    SKU: ADO-SII3-27R

    Wait Time is 3-5 Days

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII),

    FREE SHIPPING(48 States)
  14. Astrodon - 50mm Unmounted Narrowband SII 3 nm Filter

    $995.00
    SKU: ADO-SII3-50R

    Wait Time is 3-5 Days

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII),

    FREE SHIPPING(48 States)
  15. Astrodon - 50mm Unmounted Narrowband Square 3 nm Filter

    $1,250.00
    SKU: ADO-SII3-50S

    Wait Time is 3-5 Days

    Narrowband (NB) filters  enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII),

    FREE SHIPPING(48 States)
  16. Astronomik - 6nm OIII MFR Narrowband Filter - 2" Mounted

    $449.95
    SKU: ASN-OIIICCD6-2

    Wait Time is 3-5 Days

    The OIII line (501 nm) is located in the blue-green portion of the spectrum, making them very suitable for observing most planetary nebulae and supernovae remnants and other objects with doubly ionized oxygen.

    FREE SHIPPING(48 States)
  17. Astronomik - 6nm OIII MFR Narrowband Filter - 1.25" Mounted

    $199.95
    SKU: ASN-OIIICCD6-1

    Wait Time is 3-5 Days

    The OIII line (501 nm) is located in the blue-green portion of the spectrum, making them very suitable for observing most planetary nebulae and supernovae remnants and other objects with doubly ionized oxygen.

  18. Astronomik - SII 12nm CCD Filter - 31mm Round Unmounted

    $169.95
    SKU: ASN-SII-31

    Wait Time is 3-5 Days

    The Astronomik SII-CCD filter is a narrow-band-filter for CCD photography.

  19. Baader - f/2 Highspeed-Filter S-II 1.25" (with LPFC)

    $219.00
    SKU: BAA-FSIIHS-1

    Wait Time is 3-5 Days

    Baader’s new ‘High Speed’ Narrowband CCD Filters come in both 1.25” and 2” diameter mounted sizes, in H-alpha, O-III, and S-II, but with an extra twist when compared to their normal filters.

    FREE SHIPPING(48 States)
  20. Baader - f/2 Highspeed-Filter S-II 2" (with LPFC)

    $352.00
    SKU: BAA-FSIIHS-2

    Wait Time is 3-5 Days

    Baader’s new ‘High Speed’ Narrowband CCD Filters come in both 1.25” and 2” diameter mounted sizes, in H-alpha, O-III, and S-II, but with an extra twist when compared to their normal filters.

    FREE SHIPPING(48 States)
Showing 1 to 20 of 32 total
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