Narrowband & Imaging Filters

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  1. 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
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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
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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. 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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    Baader 3.5nm Ultra-Narrowband H-Alpha CCD Filter - 31mm Round Unmounted # FHALNU-RD31 2459452
    Baader 3.5nm Ultra-Narrowband H-Alpha CCD Filter - 31mm Round Unmounted # FHALNU-RD31 2459452
    Sale Price: $252.00 Our Price: $336.00
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    Baader Ultra-Narrowband S-II (4.5nm) CCD-Filter - 36mm Round Unmounted # FSIINU-RD36 2458429V
    Baader Ultra-Narrowband S-II (4.5nm) CCD-Filter - 36mm Round Unmounted # FSIINU-RD36 2458429V
    Sale Price: $261.75 Our Price: $349.00
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  9. 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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  10. 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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  11. 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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    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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    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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  14. Optolong Hydrogen Beta Narrowband (25nm) Filter - 2"
    Optolong Hydrogen Beta Narrowband (25nm) Filter - 2"
    Our Price: $139.00
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  15. 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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  16. STC Ultra Layer Astro Multispectra Filter - 2"
    STC Ultra Layer Astro Multispectra Filter - 2"
    Our Price: $218.00
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    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
    Sale Price: $205.50 Our Price: $274.00
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  18. Meade LRGB Imaging Color Filter Set - 2"  # 608016
    Meade LRGB Imaging Color Filter Set - 2" # 608016
    Our Price: $249.99
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  19. Optolong Venus & Ultraviolet Venus-U Filter
    Optolong Venus & Ultraviolet Venus-U Filter - 2"
    Our Price: $254.00
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  20. Discontinued
    Antlia V-Series LRGB Imaging Filter Set - 36mm Unmounted
    Antlia V-Series LRGB Imaging Filter Set - 36mm Unmounted
    Our Price: $300.00
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  21. ZWO Premium LRGB Imaging Filter Set - 2" Mounted # LRGB2
    ZWO Premium LRGB Imaging Filter Set - 2" Mounted # LRGB2
    Our Price: $299.00
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  22. Baader LRGBC Anti-Reflection Filter Set - 36mm Round Unmounted # FLRGBC-RD36 2459426
    Baader LRGBC Anti-Reflection Filter Set - 36mm Round Unmounted # FLRGBC-RD36 2459426
    Our Price: $524.00
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  23. Meade LRGB Imaging Color Filter Set - 1.25"  # 608015
    Meade LRGB Imaging Color Filter Set - 1.25" # 608015
    Our Price: $145.99
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