Filters

Telescope Filters

176 products

Showing 73 - 96 of 176 products

Showing 73 - 96 of 176 products
View
Optolong Filter Optolong IR Pass 685nm Filter
Optolong Optolong IR Pass 685nm Filter
From $112 CAD
In stock
Choose options
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 $263 CAD
In stock
Choose options
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 $263 CAD
In stock
Choose options
Antares Filter Antares Thumbscrew 58mm Solar Filter - 58FS
Antares Antares Thumbscrew 58mm Solar Filter - 58SF
$68 CAD
Back-Ordered
Antlia Filter Antlia Ha, SII and OIII 2.5nm Ultra Filters - Extra Narrowband filters 2" mountedAntlia Filter Antlia Ha, SII and OIII 2.5nm Ultra Filters - Extra Narrowband filters 2" mounted
Antlia Antlia Ha, SII and OIII 2.5nm Ultra Narrowband Filters - Extra Narrowband filters
From $660 CAD
In stock
Choose options
Antlia Filter Antlia 2" Mounted Filter Slider for OAG/Filter Drawer Assembly
Antlia Antlia 2" Mounted Filter Slider for OAG/Filter Drawer Assembly
$43 CAD
In stock
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 $224 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 $224 CAD
In stock
Choose options
Astronomik Filter Astronomik Original White Balance OWB-CCD Type 3 Filter
Astronomik Astronomik Original White Balance OWB-CCD Type 3 Filter
From $162 CAD
In stock
Choose options
Antares Filter Antares 1.25" 4 Piece Planetary Filter Set - FS2
Antares Antares 1.25" 4 Piece Planetary Filter Set - FS2
$68 CAD
In stock
Celestron Filter Celestron UHC/LPR Filter - 1.25" - 94123
Celestron Celestron UHC/LPR Filter - 1.25" - 94123
$133 CAD
In stock
Baader Planetarium Filter Baader Fringe Killer Color Correction-FilterBaader Planetarium Filter Baader Fringe Killer Color Correction-Filter
Baader Planetarium Baader Fringe Killer Color Correction-Filter
From $138 CAD
In stock
Choose options
Optolong Filter 1.25" Optolong Hydrogen-Alpha 7nm FilterOptolong Filter 31mm Optolong Hydrogen-Alpha 7nm Filter
Optolong Optolong Hydrogen-Alpha 7nm Filter
From $226 CAD
In stock
Choose options
Astronomik Filter 31mm, Protective Ring/Unthreaded Astronomik ProPlanet 807 BP IR-Pass FilterAstronomik Filter 2" (M48) Astronomik ProPlanet 807 BP IR-Pass Filter
Astronomik Astronomik ProPlanet 807 BP IR-Pass Filter
From $74 CAD
In stock
Choose options
Optolong Filter Optolong 3nm SHO S-II/H-Alpha/O-III FiltersOptolong Filter Optolong 3nm SHO S-II/H-Alpha/O-III Filters
Optolong Optolong 3nm SHO S-II/H-Alpha/O-III Filters
From $1,363 CAD
In stock
Choose options
Baader Planetarium Filter Baader Double Polarizing FiltersBaader Planetarium Filter Baader Double Polarizing Filters
Baader Planetarium Baader Double Polarizing Filters
From $140 CAD
In stock
Choose options
Askar Filter Askar Color Magic 6nm Duo-Narrowband SII & OIII Imaging Filter - 2" MountedAskar Filter Askar Color Magic 6nm Duo-Narrowband SII & OIII Imaging Filter - 2" Mounted
Askar Askar Colour Magic D2 6nm Duo-Narrowband SII & OIII Imaging Filter - 2" Mounted
$459 CAD
In stock
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 $337 CAD
In stock
Choose options
IDAS Filter 6mm Unmounted. 1.1mm Thick IDAS LPS-D3 FiltersIDAS Filter 48mm(2″) Mounted IDAS LPS-D3 Filters
IDAS IDAS LPS-D3 Filters
From $229 CAD
Only 5 units left
Choose options
Svbony Filter 2" Svbony Linear Polarizer Filters - F9165Svbony Filter Svbony Linear Polarizer Filters - F9165
Svbony Svbony Linear Polarizer Filters - F9165
From $13 CAD
In stock
Choose options
Baader Planetarium Filter Baader UHC-L / Ultra-L-Booster-FilterBaader Planetarium Filter Baader UHC-L / Ultra-L-Booster-Filter
Baader Planetarium Baader UHC-L / Ultra-L-Booster-Filter
From $152 CAD
In stock
Choose options
Baader Planetarium Filter 1.25" Baader Calcium GEN-II 1.25" with LPFC - 2961590Baader Planetarium Filter 1.25" Baader Calcium GEN-II 1.25" with LPFC - 2961590
Baader Planetarium Baader Calcium GEN-II 1.25" with LPFC - 2961590
$431 CAD
In stock
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 $337 CAD
In stock
Choose options
Celestron Filter Celestron Light Pollution Imaging Filter, RASA 8 - 93614Celestron Filter Celestron Light Pollution Imaging Filter, RASA 8 - 93614
Celestron Celestron Light Pollution Imaging Filter, RASA 8 - 93614
$406 CAD
Only 3 units left