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Telescope Filters

176 products

Showing 121 - 144 of 176 products

Showing 121 - 144 of 176 products
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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
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
From $127 CAD
Only 3 units left
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iOptron Filter iOptron Green Moon Filter - TFE100
iOptron iOptron Green Moon Filter - TFE100
$19 CAD
In stock
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
Explore Scientific Filter Explore Scientific Neutral Density Filter 2" ND 0.9 - 310240Explore Scientific Filter Explore Scientific Neutral Density Filter 2" ND 0.9 - 310240
Explore Scientific Explore Scientific Neutral Density Filter 2" ND 0.9 - 310240
$85 CAD
In stock
Save $24
Optolong Filter 2" Optolong Hydrogen-Beta 12nm Narrowband FilterOptolong Filter Optolong Hydrogen-Beta 12nm Narrowband Filter
Optolong Optolong Hydrogen-Beta 12nm Narrowband Filter
From $99 CAD $123 CAD
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Optolong Filter Optolong 1.25" IF/IR/UV blocking filter on KG3 glass - OP-KG3-1Optolong Filter Optolong 1.25" IF/IR/UV blocking filter on KG3 glass - OP-KG3-1
Optolong Optolong 1.25" IF/IR/UV blocking filter on KG3 glass - OP-KG3-1
$122 CAD
In stock
Askar Filter Askar Color Magic 6nm Duo-Narrowband (Ha/OIII & SII/OIII) Imaging Filter Set - 2" MountedAskar Filter Askar Color Magic 6nm Duo-Narrowband (Ha/OIII & SII/OIII) Imaging Filter Set - 2" Mounted
Askar Askar Colour Magic D1 & D2 6nm Duo-Narrowband (Ha/OIII & SII/OIII) Imaging Filter Set - 2" Mounted
$758 CAD
In stock
Antares Filter Antares 1.25" #56 Mars Dark Green Filter - 7016
Antares Antares 1.25" #56 Mars Dark Green Filter - 7016
$26 CAD
In stock
Baader Planetarium Baader S-II f/2 Highspeed-Filters (6.5nm) – CMOS-optimized - 2961303
$402 CAD
Back-Ordered
Baader Planetarium Baader O-III 2" f/2 Highspeed-Filter (6.5nm) – CMOS-optimized - 2961228
$405 CAD
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Baader Planetarium Baader H-alpha 2" f/2 Highspeed-Filter (6.5nm) – CMOS-optimized - 2961153
$407 CAD
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Baader Planetarium Baader UBVRI Bessel V-Filter – Photometric
From $230 CAD
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Baader Planetarium Baader UBVRI Bessel B-Filter – Photometric
From $230 CAD
In stock
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Baader Planetarium Baader K-Line Filter, Stacked, 1.25" (incl. 3.8 AstroSolar Photo Film) - 2458355
$499 CAD
Back-Ordered
Celestron Filter Celestron H-alpha H-beta OIII Imaging Filter, Rowe-Ackermann Schmidt Astrograph (RASA) 8 - 93619Celestron Filter Celestron H-alpha H-beta OIII Imaging Filter, Rowe-Ackermann Schmidt Astrograph (RASA) 8 - 93619
Celestron Celestron H-alpha H-beta OIII Imaging Filter, Rowe-Ackermann Schmidt Astrograph (RASA) 8 - 93619
$430 CAD
In stock
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
Explore Scientific Filter Explore Scientific UHC Nebula Filter 2" - 310210Explore Scientific Filter Explore Scientific UHC Nebula Filter 2" - 310210
Explore Scientific Explore Scientific UHC Nebula Filter 2" - 310210
$199 CAD
Back-Ordered
Explore Scientific Filter Explore Scientific UHC Nebula Filter 1.25" - 310215Explore Scientific Filter Explore Scientific UHC Nebula Filter 1.25" - 310215
Explore Scientific Explore Scientific UHC Nebula Filter 1.25" - 310215
$156 CAD
Back-Ordered
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
Antlia Filter Antlia ALP-T Dual Band Highspeed 3nm Ha & OIII / 3.5nm SII & Hb 2" Mounted FiltersAntlia Filter SET - 3nm Ha & OIII / 3.5nm SII & Hb Antlia ALP-T Dual Band Highspeed 3nm Ha & OIII / 3.5nm SII & Hb 2" Mounted Filters
Antlia Antlia ALP-T Dual Band 3nm Ha & OIII / 3.5nm SII & Hb 2" Mounted Filters
From $475 CAD
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Antlia Filter Antlia Ha, SII and OIII 3nm Pro Highspeed Filter - 2'' Mounted
Antlia Antlia Ha, SII and OIII 3nm Pro Highspeed Filter - 2'' Mounted
From $575 CAD
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Svbony Filter Svbony SV231 Fringe Killer Color Correction Filter 1.25/2inch for Lunar and Planetary Surfaces - W9186A / W9186BSvbony Filter Svbony SV231 Fringe Killer Color Correction Filter 1.25/2inch for Lunar and Planetary Surfaces - W9186A / W9186B
Svbony Svbony SV231 Fringe Killer Color Correction Filter 1.25/2inch for Lunar and Planetary Surfaces - W9186A / W9186B
From $52 CAD
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Svbony Filter Svbony SV227 SHO 5nm 2" Filter Set SII H-Alpha OIII Narrowband Photographic Filters for Deep Sky - W9187DA-W9187DB-W9187DCSvbony Filter Svbony SV227 SHO 5nm 2" Filter Set SII H-Alpha OIII Narrowband Photographic Filters for Deep Sky - W9187DA-W9187DB-W9187DC
Svbony Svbony SV227 SHO 5nm 2" Filter Set SII H-Alpha OIII Narrowband Photographic Filters for Deep Sky - W9187DA-W9187DB-W9187DC
$479 CAD
In stock