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Showing 145 - 168 of 491 products
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IDAS Filter 48mm (2″) Mounted IDAS Clear (ODW) FiltersIDAS Filter 50.8mm For QHY, ZWO & ATIK Carousels IDAS Clear (ODW) Filters
IDAS IDAS Clear (ODW) Filters
Sale price$127 CAD
Only 1 unit left
Save $104
Svbony Filters Svbony SV133 Filter Wheel 2" Multiple 5-Position for Telescope-Image Without Stray Light - W9103BSvbony Filters Svbony SV133 Filter Wheel 2" Multiple 5-Position for Telescope-Image Without Stray Light - W9103B
Baader Planetarium Filter Baader Contrast-Booster FilterBaader Planetarium Filter Baader Contrast-Booster Filter
Baader Planetarium Baader Contrast-Booster Filter
Sale priceFrom $130 CAD
In stock
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Baader Planetarium Filter Baader Semi-APO FilterBaader Planetarium Filter Baader Semi-APO Filter
Baader Planetarium Baader Semi-APO Filter
Sale priceFrom $132 CAD
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Baader Planetarium Accessory Baader IR-Pass Filter (685nm), 1.25" (with LPFC) - 2458385Baader Planetarium Accessory Baader IR-Pass Filter (685nm), 1.25" (with LPFC) - 2458385
Celestron Filter Celestron UHC/LPR Filter - 1.25" - 94123
Celestron Filter Celestron Oxygen III Narrowband Filter - 1.25" - 93623Celestron Filter Celestron Oxygen III Narrowband Filter - 1.25" - 93623
Optolong Filter Optolong CLS CCD Light Pollution FilterOptolong Filter Optolong CLS CCD Light Pollution Filter
Optolong Optolong CLS CCD Light Pollution Filter
Sale priceFrom $135 CAD
In stock, 16 units
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Astronomik Filter 1.25" (M28.5) Astronomik CLS CCD Light Pollution FilterAstronomik Filter 31mm, Protective Ring/Unthreaded Astronomik CLS CCD Light Pollution Filter
Astronomik Astronomik CLS CCD Light Pollution Filter
Sale priceFrom $136 CAD
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Astronomik Filter 1.25" (M28.5) Astronomik UHC Visual High Contrast FilterAstronomik Filter Clip-Filter EOS APS-C Astronomik UHC Visual High Contrast Filter
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Astronomik Filter 1.25" (M28.5) Astronomik OIII Visual Nebula FilterAstronomik Filter Astronomik OIII Visual Nebula Filter
Astronomik Astronomik OIII Visual Nebula Filter
Sale priceFrom $136 CAD
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Astronomik Filter 1.25" (M28.5) Astronomik H-Alpha 12nm CCD MaxFR FilterAstronomik Filter 2" (M48) Astronomik H-Alpha 12nm CCD MaxFR Filter
Astronomik Astronomik H-Alpha 12nm CCD MaxFR Filter
Sale priceFrom $136 CAD
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Baader Planetarium Accessory RGB-B 1¼" Filter – CMOS-optimizedBaader Planetarium Accessory RGB-B 1¼" Filter – CMOS-optimized
Antares Filter Antares 1.25" 5 Piece Planetary and Nebula Filter Set - FS3
Baader Planetarium Accessory Baader 20nm H-alpha Bandpass-Filter 1¼" (with LPFC)Baader Planetarium Accessory Baader 20nm H-alpha Bandpass-Filter 1¼" (with LPFC)
Baader Planetarium Accessory RGB-R 1¼" Filter – CMOS-optimizedBaader Planetarium Accessory RGB-R 1¼" Filter – CMOS-optimized