Filters – USED

Used Antlia ALP-T Dual Narrowband SII (5nm) & H-b (5nm) Filter - 2"
Antlia
Used Antlia ALP-T Dual Narrowband SII (5nm) & H-b (5nm) Filter - 2"
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Like New Antlia ALP-T Dual Narrowband OIII (5nm) & H-a (5nm) Filter - 2"
Antlia
Like New Antlia ALP-T Dual Narrowband OIII (5nm) & H-a (5nm) Filter - 2"
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Used Optolong L-Quad Enhance Filter 2"
Optolong
Used Optolong L-Quad Enhance Filter 2"
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Used Generic Lunar and Planetary Filter Set, 1.25"
Generic
Used Generic Lunar and Planetary Filter Set, 1.25"
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Used Optolong L-Ultimate Filter (2")
Optolong
Used Optolong L-Ultimate Filter (2")
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Used Optolong L-Pro Light Pollution Broadband Filter 2"
Optolong
Used Optolong L-Pro Light Pollution Broadband Filter 2"
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Used Orion SkyGlow™ Filter, 2"
Orion
Used Orion SkyGlow™ Filter, 2"
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Used Celestron Oxygen III Narrowband Filter - 1.25"
Celestron
Used Celestron Oxygen III Narrowband Filter - 1.25"
$89.95 $59.95
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Used Celestron UHC/LPR Filter - 1.25" (loose)
Celestron
Used Celestron UHC/LPR Filter - 1.25" (loose)
$89.95 $44.95
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Used Optolong L-Pro Light Pollution Broadband Filter 2"
Optolong
Used Optolong L-Pro Light Pollution Broadband Filter 2"
$199.95 $129.95
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Used Optolong L-eXtreme Filter, 2"
Optolong
Used Optolong L-eXtreme Filter, 2"
$309 $199.95
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Used AltairAstro Quad-Band OSC Filter 2"
Altair
Used AltairAstro Quad-Band OSC Filter 2"
$149 $99.95
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Used Optolong L-Pro APS-C Light Pollution Broadband Clip-In Filter for Canon EOS
Optolong
Used Optolong L-Pro APS-C Light Pollution Broadband Clip-In Filter for Canon EOS
$249 $129.95
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Used ZWO Gen 1 M42/M48 Filter Drawer w/3 Filter Holders for 2" Filters
ZWO
Used ZWO Gen 1 M42/M48 Filter Drawer w/3 Filter Holders for 2" Filters
$163 $99.95
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Used Celestron Oxygen III Narrowband Filter - 1.25"
Celestron
Used Celestron Oxygen III Narrowband Filter - 1.25"
$109.95 $69.95
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