Narrowband & Imaging Filters

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  1. New
    Antlia 3.0nm Narrowband Sulfur II (SII) Pro Imaging Filter - 2" Mounted
    Antlia 3.0nm Narrowband Sulfur II (SII) Pro Imaging Filter - 2" Mounted
    Our Price: $430.00
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  2. Antlia Methane CH4 Imaging Filter - 1.25"
    Antlia Methane CH4 Imaging Filter - 1.25"
    Our Price: $169.00
    In Stock
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  3. Antlia Venus & Ultraviolet Venus-U Filter - 1.25"
    Antlia Venus & Ultraviolet Venus-U Filter - 1.25"
    Our Price: $199.00
    In Stock
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  4. Antlia IR Pass Filter (685nm) - 1.25"
    Antlia IR Pass Filter (685nm) - 1.25"
    Our Price: $39.00
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  5. Antlia IR Pass Filter (850nm) - 1.25"
    Antlia IR Pass Filter (850nm) - 1.25"
    Our Price: $39.00
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  6. Discontinued
    Antlia 3.5nm Narrowband Sulfur II (SII) Imaging Filter - 2" Mounted
    Antlia 3.5nm Narrowband Sulfur II (SII) Imaging Filter - 2" Mounted
    Sale Price: $287.10 Our Price: $319.00
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  7. ZWO Narrowband SHO (S-II, H-a & O-III) Imaging Filter Set - 2" # NB7nmD2
    ZWO Narrowband SHO (S-II, H-a & O-III) Imaging Filter Set - 2" # NB7nmD2
    Our Price: $699.00
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  8. Baader 2" Anti-Reflection Bandpass CCD Filter - Green # FG-2 2458475G
    Baader 2" Anti-Reflection Bandpass CCD Filter - Green # FG-2 2458475G
    Our Price: $159.00
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  9. Discontinued
    Optolong UBVRI Photometric 5-Filter Set - 2"
    Optolong UBVRI Photometric 5-Filter Set - 2"
    Sale Price: $622.50 Our Price: $830.00
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  10. Discontinued
    Optolong UBVRI Photometric 5-Filter Set - 1.25"
    Optolong UBVRI Photometric 5-Filter Set - 1.25"
    Sale Price: $513.75 Our Price: $685.00
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  11. Closeout
    Optolong Oxygen III / O-III Narrowband (12nm) Nebula CCD Filter - Clip Filter for Select Canon EOS Cameras with Full Frame Sensor
    Optolong Oxygen III / O-III Narrowband (12nm) Nebula CCD Filter - Clip Filter for Select Can...
    Sale Price: $142.50 Our Price: $190.00
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  12. Closeout
    Optolong Sulfur II / S-II Narrowband (12nm) Nebula CCD Filter - Clip Filter for Select Canon EOS Cameras with Full Frame Sensor
    Optolong Sulfur II / S-II Narrowband (12nm) Nebula CCD Filter - Clip Filter for Select Canon...
    Sale Price: $142.50 Our Price: $190.00
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  13. Optolong Hydrogen Beta Narrowband (25nm) Filter - 2"
    Optolong Hydrogen Beta Narrowband (25nm) Filter - 2"
    Our Price: $139.00
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  14. Discontinued
    Antlia V-Series LRGB Imaging Filter Set - 2" Mounted
    Antlia V-Series LRGB Imaging Filter Set - 2" Mounted
    Our Price: $350.00
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  15. STC Ultra Layer Astro Multispectra Filter - 2"
    STC Ultra Layer Astro Multispectra Filter - 2"
    Our Price: $218.00
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  16. Baader Ultra-Narrowband S-II (4.5nm) CCD-Filter - 2" # FSIINU-2 2458429W
    Baader Ultra-Narrowband S-II (4.5nm) CCD-Filter - 2" # FSIINU-2 2458429W
    Our Price: $419.00
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  17. Baader Ultra-Narrowband S-II (4.5nm) CCD-Filter - 1.25" # FSIINU-1 2458429T
    Baader Ultra-Narrowband S-II (4.5nm) CCD-Filter - 1.25" # FSIINU-1 2458429T
    Our Price: $274.00
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