Filters

Narrowband Telescope Filters

101 products

Showing 25 - 48 of 101 products

Showing 25 - 48 of 101 products
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Baader Planetarium Filter Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393
Baader Planetarium Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393 (Discontinued)
$224 CAD $326 CAD
Only 1 unit left
Baader Planetarium Filter 1.25" Baader UBVRI Bessel B-Filter – PhotometricBaader Planetarium Filter 31mm Baader UBVRI Bessel B-Filter – Photometric
Baader Planetarium Baader UBVRI Bessel B-Filter – Photometric
From $225 CAD
In stock
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Baader Planetarium Filter 1.25" Baader UBVRI Bessel V-Filter – PhotometricBaader Planetarium Filter 31mm Baader UBVRI Bessel V-Filter – Photometric
Baader Planetarium Baader UBVRI Bessel V-Filter – Photometric
From $225 CAD
Back-Ordered
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Optolong Filter 2" Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)Optolong Filter Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)
Optolong Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)
From $228 CAD
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Baader Planetarium Filter 1.25" Baader H-alpha Ultra-Narrowband-Filters (6.5nm) – CMOS OptimizedBaader Planetarium Filter 31mm Baader H-alpha Ultra-Narrowband-Filters (6.5nm) – CMOS Optimized
Baader Planetarium Baader H-alpha Ultra-Narrowband-Filters (6.5nm) – CMOS Optimized
From $231 CAD
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Astronomik Filter 2" (M48) Astronomik Hydrogen-Alpha 6nm CCD FilterAstronomik Filter 1.25" (M28.5) Astronomik Hydrogen-Alpha 6nm CCD Filter
Astronomik Astronomik Hydrogen-Alpha 6nm CCD Filter
From $232 CAD
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Astronomik Filter 2" (M48) Astronomik S-II 6nm CCD FilterAstronomik Filter 1.25" (M28.5) Astronomik S-II 6nm CCD Filter
Astronomik Astronomik S-II 6nm CCD Filter
From $232 CAD
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Astronomik Filter 2" (M48) Astronomik O-III 6nm CCD FilterAstronomik Filter 1.25" (M28.5) Astronomik O-III 6nm CCD Filter
Astronomik Astronomik O-III 6nm CCD Filter
From $232 CAD
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IDAS Filter 52mm Mounted (Use with Base Filter) IDAS NB3 FiltersIDAS Filter Di Mounted IDAS NB3 Filters
IDAS IDAS NB3 Filters
$241 CAD
Only 1 unit left
IDAS Filter 48mm Mounted IDAS NB1 FiltersIDAS Filter IDAS NB1 Filters
IDAS IDAS NB1 Filters
From $242 CAD
In stock, 6 units
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Antlia Filter 1.25" Antlia 4.5nm Narrowband H-alpha (Ha) Edge FiltersAntlia Filter 31mm Unmounted Antlia 4.5nm Narrowband H-alpha (Ha) Edge Filters
Antlia Antlia 4.5nm Narrowband H-alpha (Ha) Edge Filters
From $250 CAD
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Antlia Filter 1.25" Antlia 4.5nm Narrowband Sulfur II (SII) Edge FiltersAntlia Filter 31mm Unmounted Antlia 4.5nm Narrowband Sulfur II (SII) Edge Filters
Antlia Antlia 4.5nm Narrowband Sulfur II (SII) Edge Filters
From $250 CAD
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Antlia Filter 1.25" Antlia 4.5nm Narrowband Oxygen III (OIII) Edge FiltersAntlia Filter 31mm Unmounted Antlia 4.5nm Narrowband Oxygen III (OIII) Edge Filters
Antlia Antlia 4.5nm Narrowband Oxygen III (OIII) Edge Filters
From $250 CAD
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Baader Planetarium Filter 1.25" Baader UBVRI Bessel I-Filter – PhotometricBaader Planetarium Filter 31mm Baader UBVRI Bessel I-Filter – Photometric
Baader Planetarium Baader UBVRI Bessel I-Filter – Photometric
From $254 CAD
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Explore Scientific Filter Explore Scientific Nebula Filter 2" H-Beta - 310230Explore Scientific Filter Explore Scientific Nebula Filter 2" H-Beta - 310230
Explore Scientific Explore Scientific Nebula Filter 2" H-Beta - 310230
$255 CAD
In stock
William Optics Filter William Optics STC Ultra Layer® Astro Multispectra Fiter 48mm - YF-STC-M48William Optics Filter William Optics STC Ultra Layer® Astro Multispectra Fiter 48mm - YF-STC-M48
William Optics William Optics STC Ultra Layer® Astro Multispectra Fiter 48mm - YF-STC-M48
$267 CAD
Back-Ordered
Astronomik Filter 1.25" (M28.5) Astronomik H-Alpha 6nm CCD MaxFR FilterAstronomik Filter 31mm, Protective Ring/Unthreaded Astronomik H-Alpha 6nm CCD MaxFR Filter
Astronomik Astronomik H-Alpha 6nm CCD MaxFR Filter
From $289 CAD
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Astronomik Filter 1.25" (M28.5) Astronomik O-III 6nm CCD MaxFR FilterAstronomik Filter Clip-Filter EOS R Astronomik O-III 6nm CCD MaxFR Filter
Astronomik Astronomik O-III 6nm CCD MaxFR Filter
From $289 CAD
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Astronomik Filter 1.25" (M28.5) Astronomik S-II 6nm CCD MaxFR FilterAstronomik Filter Astronomik S-II 6nm CCD MaxFR Filter
Astronomik Astronomik S-II 6nm CCD MaxFR Filter
From $289 CAD
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Save $49
Baader Planetarium Filter Baader Ultra-Narrowband 4.5nm SII CCD-Filter 1¼", LPFC-mounted - 2458429T (Discontinued)
Baader Planetarium Baader Ultra-Narrowband 4.5nm SII CCD-Filter 1¼", LPFC-mounted - 2458429T (Discontinued)
$301 CAD $350 CAD
Only 1 unit left
Optolong Filter 2" Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)Optolong Filter Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)
Optolong Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)
From $304 CAD
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Optolong Filter 1.25" Optolong LRGB Filter SetOptolong Filter 31mm Optolong LRGB Filter Set
Optolong Optolong LRGB Filter Set
From $317 CAD
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IDAS Filter M28.6 (1.25") IDAS GNB FiltersIDAS Filter ZF IDAS GNB Filters
IDAS IDAS GNB Filters
$322 CAD
Only 5 units left
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Antlia Filter 1.25" Antlia 3nm Narrowband H-alpha (Ha) Pro FiltersAntlia Filter 31mm Unmounted Antlia 3nm Narrowband H-alpha (Ha) Pro Filters
Antlia Antlia 3nm Narrowband H-alpha (Ha) Pro Filters
From $349 CAD
In stock
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