Filters

  • Lunt
    Lunt
    $49
    save $-49
  • Baader Planetarium
    Baader Planetarium
    $58
    save $-58
  • Baader Planetarium
    Baader Planetarium
    $319
    save $-319
  • Baader Planetarium
    Baader Planetarium
    $87
    save $-87
  • Sightron Japan
    Sightron Japan
    $189
    save $-189
  • Chroma
    Chroma
    $275
    save $-275
  • Astrodon
    Astrodon
    $459.80
    save $-459.80
  • Chroma
    Chroma
    $150
    save $-150
  • IDAS
    IDAS
    $299
    save $-299
  • Meade
    Meade
    $17.99
    save $-17.99
  • Chroma
    Chroma
    $575
    save $-575
  • Lumicon
    Lumicon
    Sold out
    save $-49.50
  • Astrodon
    Astrodon
    Sold out
    save $-256.30
  • Chroma
    Chroma
    $275
    save $-275
  • Sightron Japan
    Sightron Japan
    $95
    save $-95
  • Chroma
    Chroma
    $275
    save $-275
  • Baader Planetarium
    Baader Planetarium
    $105
    save $-105
  • Baader Planetarium
    Baader Planetarium
    Sold out
    save $-59
  • ZWO
    ZWO
    $29
    save $-29
  • ZWO
    ZWO
    $59
    save $-59
  • Baader Planetarium
    Baader Planetarium
    $66
    save $-66
  • Chroma
    Chroma
    $275
    save $-275
  • Celestron
    Celestron
    $42.95
    save $-42.95
  • Baader Planetarium
    Baader Planetarium
    $90
    save $-90
  • IDAS
    IDAS
    $189
    save $10
  • ZWO
    ZWO
    $99
    save $-99
  • ZWO
    ZWO
    $296
    save $53
  • ZWO
    ZWO
    $84
    save $15
  • ZWO
    ZWO
    $152
    save $27
  • ZWO
    ZWO
    $126
    save $23
  • ZWO
    ZWO
    $254
    save $45
  • ZWO
    ZWO
    $169
    save $30
  • Polarizing Filter
    Lunt
    Lunt
    $ 49.00
    $ 49.00
  • Polarizing Filter
    Baader Planetarium
    Baader Planetarium
    $ 58.00
    $ 58.00
  • Premium Colored Glass Filters
    Baader Planetarium
    Baader Planetarium
    $ 319.00
    $ 319.00
  • Protective T-Ring with Optional Built in Filters
    Baader Planetarium
    Baader Planetarium
    $ 87.00
    $ 87.00
  • Quad BP Filter 2
    Sightron Japan
    Sightron Japan
    $ 189.00
    $ 189.00
  • R-Bessell Filter
    Chroma
    Chroma
    $ 275.00
    $ 275.00
  • Red Continuum 5 nm Filter
    Astrodon
    Astrodon
    $ 459.80
    $ 459.80
  • Red Filter
    Chroma
    Chroma
    $ 150.00
    $ 150.00
  • RGB Type 4 Filters
    IDAS
    IDAS
    $ 399.00
    $ 399.00
  • Series 4000 Moon Filter: ND96
    Meade
    Meade
    $ 17.99
    $ 17.99
  • SII 3nm Bandpass optimized for f/2.8-f/3.6
    Chroma
    Chroma
    $ 575.00
    $ 575.00
  • Single Polarizer Filter
    Lumicon
    Sold out

    $ 575.00
  • Sloan Photometric Filters
    Astrodon
    Sold out

    $ 575.00
  • Sloan ugriz Filters
    Chroma
    Chroma
    $ 275.00
    $ 275.00
  • StarEnhancer Filter
    Sightron Japan
    Sightron Japan
    $ 99.00
    $ 99.00
  • Sulfur II Narrowband Filter
    Chroma
    Chroma
    $ 275.00
    $ 275.00
  • UHC-L / Ultra-L-Booster Filter
    Baader Planetarium
    Baader Planetarium
    $ 105.00
    $ 105.00
  • USED 1.25
    Baader Planetarium
    Sold out

    $ 105.00
  • UV IR CUT filter – 1.25″
    ZWO
    ZWO
    $ 29.00
    $ 29.00
  • UV IR CUT filter – 2″
    ZWO
    ZWO
    $ 59.00
    $ 59.00
  • UV-IR Rejection Filter
    Baader Planetarium
    Baader Planetarium
    $ 66.00
    $ 66.00
  • V-Bessell Filter
    Chroma
    Chroma
    $ 275.00
    $ 275.00
  • Variable Polarizer, 1.25
    Celestron
    Celestron
    $ 42.95
    $ 42.95
  • Visual Narrowband O-III Filter
    Baader Planetarium
    Baader Planetarium
    $ 90.00
    $ 90.00
  • Z-Series ZWO Dedicated Filters
    Sale
    IDAS
    IDAS
    $ 199.00
    $ 199.00
  • ZWO 20nm CH4 Methane filter
    ZWO
    ZWO
    $ 99.00
    $ 99.00
  • ZWO 2″ LRGB Filters
    Sale
    ZWO
    ZWO
    $ 349.00
    $ 296.00
  • ZWO Duo-Band Filter
    Sale
    ZWO
    ZWO
    $ 99.00
    $ 84.00
  • ZWO New 1.25
    Sale
    ZWO
    ZWO
    $ 179.00
    $ 152.00
  • ZWO New Narrowband 1.25″ Filter
    Sale
    ZWO
    ZWO
    $ 149.00
    $ 126.00
  • ZWO New Narrowband 2″ Filter
    Sale
    ZWO
    ZWO
    $ 299.00
    $ 254.00
  • ZWO New Narrowband 36mm Filter
    Sale
    ZWO
    ZWO
    $ 199.00
    $ 169.00


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