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Narrowband Filters

  • Original price $255.00 - Original price $490.00
    Original price $255.00
    $255.00 - $490.00
    $255.00 - $490.00
    Current price $255.00

    Antlia 3nm Narrowband H-alpha Pro Filter

    Options available
    3 variants in stock

    Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro n...

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    Original price $255.00 - Original price $490.00
    Original price $255.00
    $255.00 - $490.00
    $255.00 - $490.00
    Current price $255.00
  • Original price $255.00 - Original price $490.00
    Original price $255.00
    $255.00 - $490.00
    $255.00 - $490.00
    Current price $255.00

    Antlia 3nm Narrowband OIII Pro Filter

    Options available
    3 variants in stock

    Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nmbandpass. As the bandwidth becomes narrower, the 3nm Pro narro...

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    Original price $255.00 - Original price $490.00
    Original price $255.00
    $255.00 - $490.00
    $255.00 - $490.00
    Current price $255.00
  • Original price $255.00 - Original price $490.00
    Original price $255.00
    $255.00 - $490.00
    $255.00 - $490.00
    Current price $255.00

    Antlia 3nm Narrowband SII Pro Filter

    Options available
    3 variants in stock

    Antlia SII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narro...

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    Original price $255.00 - Original price $490.00
    Original price $255.00
    $255.00 - $490.00
    $255.00 - $490.00
    Current price $255.00
  • Original price $185.11 - Original price $349.48
    Original price
    $185.11 - $349.48
    $185.11 - $349.48
    Current price $185.11

    Antlia 4.5nm Narrowband H-alpha Edge Filter

    Options available
    4 variants in stock

    Antlia H-alpha EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on ...

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    Original price $185.11 - Original price $349.48
    Original price
    $185.11 - $349.48
    $185.11 - $349.48
    Current price $185.11
  • Original price $185.11 - Original price $349.48
    Original price
    $185.11 - $349.48
    $185.11 - $349.48
    Current price $185.11

    Antlia 4.5nm Narrowband OIII Edge Filter

    Options available
    4 variants in stock

    Antlia OIII EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on unw...

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    Original price $185.11 - Original price $349.48
    Original price
    $185.11 - $349.48
    $185.11 - $349.48
    Current price $185.11
  • Original price $185.11 - Original price $349.48
    Original price
    $185.11 - $349.48
    $185.11 - $349.48
    Current price $185.11

    Antlia 4.5nm Narrowband SII Edge Filter

    Options available
    4 variants in stock

    Antlia SII EDGE narrowband filter optimizes the FWHM (full width half maximum) to 4.5nm bandpass. The suppression of optical density (OD)5 on unwa...

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    Original price $185.11 - Original price $349.48
    Original price
    $185.11 - $349.48
    $185.11 - $349.48
    Current price $185.11
  • Original price $729.33
    Original price $729.33 - Original price $729.33
    Original price $729.33
    Current price $689.34
    $689.34 - $689.34
    Current price $689.34

    Antlia ALP-T Dualband 5nm Ha/OIII and SII/Hb Filter Set - 2"

    ANT-ALP-T-SET

    Original price $729.33
    Original price $729.33 - Original price $729.33
    Original price $729.33
    Current price $689.34
    $689.34 - $689.34
    Current price $689.34
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  • Original price $379.84 - Original price $379.84
    Original price
    $379.84
    $379.84 - $379.84
    Current price $379.84

    Antlia ALP-T Dualband 5nm Ha/OIII Filter

    ANT-ALP-T-2
    6 in stock

    The Antlia ALP-T dual band 5nm Ha&OIII filter is a dual line-pass filter which was designed to be used primarily with one-shot color (OSC) cam...

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    Original price $379.84 - Original price $379.84
    Original price
    $379.84
    $379.84 - $379.84
    Current price $379.84
  • Original price $379.84 - Original price $379.84
    Original price
    $379.84
    $379.84 - $379.84
    Current price $379.84

    Antlia ALP-T Dualband 5nm Ha/OIII Highspeed Filter

    ANT-ALP-T-HS-2

    ALP-T Dual Band 5nm Highspeed Filters are further optimized to work with high-speed imaging systems by shifting slightly the passband and center w...

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    Original price $379.84 - Original price $379.84
    Original price
    $379.84
    $379.84 - $379.84
    Current price $379.84
  • Original price $349.48 - Original price $349.48
    Original price
    $349.48
    $349.48 - $349.48
    Current price $349.48

    Antlia ALP-T Dualband 5nm SII/Hb Filter

    ANT-ALP-T-SII-HB-2

    The ALP-T dual band 5nm SII&Hb filter is a dual line-pass filter, which lets the deep red Sulfur-II line and the blue Hydrogen-Beta line throu...

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    Original price $349.48 - Original price $349.48
    Original price
    $349.48
    $349.48 - $349.48
    Current price $349.48
  • Original price $179.00 - Original price $179.00
    Original price $179.00
    $179.00
    $179.00 - $179.00
    Current price $179.00

    Antlia Triband RGB Ultra Filter

    ANT-TRI-RGB-2
    3 in stock

    It is designed for light pollution suppression for OSC and Mono cameras. The spectral design selected the most substantial information in the RGB b...

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    Original price $179.00 - Original price $179.00
    Original price $179.00
    $179.00
    $179.00 - $179.00
    Current price $179.00
  • Original price $549.00 - Original price $549.00
    Original price
    $549.00
    $549.00 - $549.00
    Current price $549.00

    Askar 6nm Color Magic Ha/OIII & SII/OIII (D1+D2) Filter Package

    ASK-CM-D1D2

    After the 2" 6nm duo-narrowband filter (Hα+OIII), Askar ColourMagic Specially launches the SII+OIII 2" 6nm duo-narrowband filter, which is further ...

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    Original price $549.00 - Original price $549.00
    Original price
    $549.00
    $549.00 - $549.00
    Current price $549.00
  • Original price $279.00 - Original price $279.00
    Original price
    $279.00
    $279.00 - $279.00
    Current price $279.00

    Askar 6nm Colour Magic Super Ha/OIII D1 Filter - 2"

    ASK-ASK2DNHOD1
    1 in stock

    Askar newly launched ColourMagic Super D 2" Duo-narrowband filter, is a professional astrophotography tool specifically designed for deep-sky imag...

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    Original price $279.00 - Original price $279.00
    Original price
    $279.00
    $279.00 - $279.00
    Current price $279.00
  • Original price $279.00 - Original price $279.00
    Original price
    $279.00
    $279.00 - $279.00
    Current price $279.00

    Askar 6nm Colour Magic Super SII/OIII D2 Filter - 2"

    ASK-ASK2DNSOD2

    Askar newly launched ColourMagic Super D 2" Duo-narrowband filter, is a professional astrophotography tool specifically designed for deep-sky imag...

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    Original price $279.00 - Original price $279.00
    Original price
    $279.00
    $279.00 - $279.00
    Current price $279.00
  • Original price $99.00 - Original price $99.00
    Original price
    $99.00
    $99.00 - $99.00
    Current price $99.00

    Askar Colour Magic Ha/OIII C1 Filter - 2"

    ASK-ASKAR2DBC1
    1 in stock

    ColourMagic C 2" Duo-band filter is a professional astrophotography tool specifically designed for deep-sky imaging. The ColourMagic C1 duo-band f...

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    Original price $99.00 - Original price $99.00
    Original price
    $99.00
    $99.00 - $99.00
    Current price $99.00
  • Original price $99.00 - Original price $99.00
    Original price
    $99.00
    $99.00 - $99.00
    Current price $99.00

    Askar Colour Magic SII/OIII C2 Filter - 2"

    ASK-ASKAR2DBC2

    Colour Magic C 2" Duo-band filter is a professional astrophotography tool specifically designed for deep-sky imaging. The Colour Magic C2 duo-band ...

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    Original price $99.00 - Original price $99.00
    Original price
    $99.00
    $99.00 - $99.00
    Current price $99.00
  • Original price $682.00 - Original price $1,740.20
    Original price
    $682.00 - $1,740.20
    $682.00 - $1,740.20
    Current price $682.00

    Astrodon H-alpha Filter - 3nm

    DON-HA3_27R

    H-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and i...

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    Original price $682.00 - Original price $1,740.20
    Original price
    $682.00 - $1,740.20
    $682.00 - $1,740.20
    Current price $682.00
    Sold out
  • Original price $459.80 - Original price $1,512.50
    Original price
    $459.80 - $1,512.50
    $459.80 - $1,512.50
    Current price $459.80

    Astrodon H-alpha Filter - 5nm

    Options available
    1 variants in stock

    H-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and i...

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    Original price $459.80 - Original price $1,512.50
    Original price
    $459.80 - $1,512.50
    $459.80 - $1,512.50
    Current price $459.80
  • Original price $682.00 - Original price $1,740.20
    Original price
    $682.00 - $1,740.20
    $682.00 - $1,740.20
    Current price $682.00

    Astrodon NII Filter - 3nm

    DON-NII3_27R

    What about NII and H-a?This is a bit complicated. It is not well known that most H-a filters pass both H-a and NII. H-a emits at 656.3 nm and NII e...

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    Original price $682.00 - Original price $1,740.20
    Original price
    $682.00 - $1,740.20
    $682.00 - $1,740.20
    Current price $682.00
    Sold out
  • Original price $682.00 - Original price $1,740.20
    Original price
    $682.00 - $1,740.20
    $682.00 - $1,740.20
    Current price $682.00

    Astrodon OIII Filter - 3nm

    DON-OIII3_27R

    The next filter to complement your LRGBH-a set is an oxygen filter. OIII (“ohthree”) emits light near 500 nm and is a blue-green- or teal-colored f...

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    Original price $682.00 - Original price $1,740.20
    Original price
    $682.00 - $1,740.20
    $682.00 - $1,740.20
    Current price $682.00
    Sold out
  • Original price $459.80 - Original price $1,512.50
    Original price
    $459.80 - $1,512.50
    $459.80 - $1,512.50
    Current price $459.80

    Astrodon OIII Filter - 5nm

    DON-OIII5_27R

    The next filter to complement your LRGBH-a set is an oxygen filter. OIII (“ohthree”) emits light near 500 nm and is a blue-green- or teal-colored f...

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    Original price $459.80 - Original price $1,512.50
    Original price
    $459.80 - $1,512.50
    $459.80 - $1,512.50
    Current price $459.80
    Sol