Filters

Narrowband Telescope Filters

96 products

Showing 1 - 24 of 96 products

Showing 1 - 24 of 96 products
View
Optolong Filter 1.25" Optolong Hydrogen-Alpha 7nm FilterOptolong Filter 31mm Optolong Hydrogen-Alpha 7nm Filter
Optolong Optolong Hydrogen-Alpha 7nm Filter
From $0 CAD
In stock
Choose options
Svbony Filter Svbony 18nm O-III Nebula Filter - F9186
Svbony Svbony 18nm O-III Nebula Filter - F9186
From $70 CAD
In stock
Choose options
Save $8
ZWO Filter ZWO Duo Band FilterZWO Filter 1.25" ZWO Duo Band Filter
ZWO ZWO Duo Band Filter
From $99 CAD $107 CAD
In stock
Choose options
Astronomik Filter 2" (M48) Astronomik Deep-Sky RGB FiltersAstronomik Filter 1.25" (M28.5) Astronomik Deep-Sky RGB Filters
Astronomik Astronomik Deep-Sky RGB Filters
From $116 CAD
In stock
Choose options
Pegasus Astro Filter Wheel Pegasus Astro 2" Filters - LRGB (Lum, Red, Green, Blue) & 7nm SHO (SII, Ha, OIII)Pegasus Astro Filter Wheel Luminance (UV/IR Cut) Pegasus Astro 2" Filters - LRGB (Lum, Red, Green, Blue) & 7nm SHO (SII, Ha, OIII)
Pegasus Astro Pegasus Astro 2" Filters - LRGB (Lum, Red, Green, Blue) & 7nm SHO (SII, Ha, OIII)
From $120 CAD
In stock
Choose options
Celestron Filter Celestron Oxygen III Narrowband Filter - 1.25" - 93623Celestron Filter Celestron Oxygen III Narrowband Filter - 1.25" - 93623
Celestron Celestron Oxygen III Narrowband Filter - 1.25" - 93623
$122 CAD
In stock
Optolong Filter 2" Optolong Hydrogen-Beta 12nm Narrowband FilterOptolong Filter Optolong Hydrogen-Beta 12nm Narrowband Filter
Optolong Optolong Hydrogen-Beta 12nm Narrowband Filter
From $123 CAD
In stock
Choose options
Antlia Filter Antlia H-beta and OIII Filter for the Visual and PhotographyAntlia Filter Antlia H-beta and OIII Filter for the Visual and Photography
Antlia Antlia H-beta and OIII Filter for the Visual and Photography 1.25"
$135 CAD
In stock
Askar Filter Filter Package (C1 + C2) Askar Colour Magic C Duo-Band Filters - 2" MountedAskar Filter C1 (OIII + Ha) Askar Colour Magic C Duo-Band Filters - 2" Mounted
Askar Askar Colour Magic C Duo-Band Filters - 2" Mounted
From $137 CAD
In stock
Choose options
Svbony Filter Svbony SV220 Dual-Band 7nm Nebula Filter - W9172BSvbony Filter Svbony SV220 Dual-Band 7nm Nebula Filter - W9172B
Svbony Svbony SV220 Dual-Band 7nm Nebula Filter - W9172
From $149 CAD
In stock
Choose options
Astronomik Filter 1.25" (M28.5) Astronomik Hydrogen-Alpha 12nm CCD FilterAstronomik Filter Clip-Filter EOS APS-C Astronomik Hydrogen-Alpha 12nm CCD Filter
Astronomik Astronomik Hydrogen-Alpha 12nm CCD Filter
From $151 CAD
In stock
Choose options
Explore Scientific Filter Explore Scientific Nebula Filter 1.25" O-III - 310205Explore Scientific Filter Explore Scientific Nebula Filter 1.25" O-III - 310205
Explore Scientific Explore Scientific Nebula Filter 1.25" O-III - 310205
$156 CAD
Back-Ordered
Save $13
ZWO Filter ZWO 7nm H-Alpha Narrowband FilterZWO Filter ZWO 7nm H-Alpha Narrowband Filter
ZWO ZWO 7nm H-Alpha Narrowband Filter
From $161 CAD $174 CAD
In stock
Choose options
Celestron Filter Celestron Oxygen III Narrowband Filter - 2" - 93624Celestron Filter Celestron Oxygen III Narrowband Filter - 2" - 93624
Celestron Celestron Oxygen III Narrowband Filter - 2" - 93624
$163 CAD
In stock
Explore Scientific Filter Explore Scientific Nebula Filter 1.25" H-Beta - 310235Explore Scientific Filter Explore Scientific Nebula Filter 1.25" H-Beta - 310235
Explore Scientific Explore Scientific Nebula Filter 1.25" H-Beta - 310235
$184 CAD
Back-Ordered
Save $16
ZWO Filter 1.25" ZWO "NEW" LRGB 4 Piece Filter SetZWO Filter 31mm ZWO "NEW" LRGB 4 Piece Filter Set
ZWO ZWO "NEW" LRGB 4 Piece Filter Set
From $184 CAD $200 CAD
In stock
Choose options
IDAS Filter 48mm Mounted IDAS NB2 FiltersIDAS Filter 52mm Mounted (Use with Base Filter) IDAS NB2 Filters
IDAS IDAS NB2 Filters
$191 CAD
Sold out
Astronomik Filter 1.25" (M28.5) Astronomik O-III 12nm CCD MaxFR FilterAstronomik Filter 2" (M48) Astronomik O-III 12nm CCD MaxFR Filter
Astronomik Astronomik O-III 12nm CCD MaxFR Filter
From $197 CAD
In stock
Choose options
Astronomik Filter 31mm, Protective Ring/Unthreaded Astronomik S-II 12nm CCD MaxFR FilterAstronomik Filter 1.25" (M28.5) Astronomik S-II 12nm CCD MaxFR Filter
Astronomik Astronomik S-II 12nm CCD MaxFR Filter
From $197 CAD
In stock
Choose options
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
From $197 CAD
In stock
Choose options
Explore Scientific Filter Explore Scientific Nebula Filter 2" O-III - 310200Explore Scientific Filter Explore Scientific Nebula Filter 2" O-III - 310200
Explore Scientific Explore Scientific Nebula Filter 2" O-III - 310200
$199 CAD
Back-Ordered
Optolong Filter Optolong O-III 6.5nm Filter
Optolong Optolong O-III 6.5nm Filter
From $199 CAD
In stock
Choose options
Antlia Filter Antlia 7nm H-Alpha (Ha) Narrowband Prime Filter 36mm UnmountedAntlia Filter Antlia 7nm H-Alpha (Ha) Narrowband Prime Filter 36mm Unmounted
Antlia Antlia 7nm Narrowband Prime Filters 36mm Unmounted
$215 CAD
In stock
Choose options
Save $98
Baader Planetarium Filter Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393 (Discontinued)Baader Planetarium Filter Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393 (Discontinued)
Baader Planetarium Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393 (Discontinued)
$228 CAD $326 CAD
Only 1 unit left