Filters

Narrowband Telescope Filters

109 products

Showing 73 - 96 of 109 products

Showing 73 - 96 of 109 products
View
Optolong Filter 1.25" Optolong LRGB + H-Alpha 7nm 5 Piece Filter SetOptolong Filter 31mm Optolong LRGB + H-Alpha 7nm 5 Piece Filter Set
Optolong Optolong LRGB + H-Alpha 7nm 5 Piece Filter Set
From $524 CAD
In stock
Choose options
Antlia Filter Antlia ALP-T Dual Band 2" 5nm Mounted FilterAntlia Filter Antlia ALP-T Dual Band 2" 5nm Mounted Filter
Antlia Antlia ALP-T Dual Band Highspeed Ha/OIII 2" 5nm Mounted Filter
$546 CAD
In stock
Baader Planetarium Accessory Baader 6.5nm Narrowband-Filterset 31mm – CMOS-optimized (H-alpha / O-III / S-II)Baader Planetarium Accessory Baader 6.5nm Narrowband-Filterset 31mm – CMOS-optimized (H-alpha / O-III / S-II)
Baader Planetarium Baader 6.5nm Narrowband-Filterset 31mm – CMOS-optimized (H-alpha / O-III / S-II)
$546 CAD
Back-Ordered
Antlia Filters Antlia ALP-T Dual Band 3nm SII & OIII 3nm 2 Inch Mounted Filter - ALP-T-3NM-SII/OIII-2
Antlia Antlia ALP-T Dual Band 3nm SII & OIII 3nm 2 Inch Mounted Filter - ALP-T-3NM-SII/OIII-2
$546 CAD
In stock
Baader Planetarium Filter Baader 6.5nm f/2 Highspeed Filter Set – CMOS-Optimized (H-alpha / O-III / S-II)Baader Planetarium Filter Baader 6.5nm f/2 Highspeed Filter Set – CMOS-Optimized (H-alpha / O-III / S-II)
Baader Planetarium Baader 6.5nm f/2 Highspeed Filter Set – CMOS-Optimized (H-alpha / O-III / S-II)
From $558 CAD
In stock
Choose options
Optolong Filter Optolong L1 Dual - Combo Set (L-Quad Enhance and L-Para) - OPT-L1-DUALOptolong Filter Optolong L1 Dual - Combo Set (L-Quad Enhance and L-Para) - OPT-L1-DUAL
Optolong Optolong 2" L1 Dual - Combo Set (L-Quad Enhance and L-Para) - OPT-L1-DUAL
$558 CAD
Back-Ordered
William Optics Filter William Optics STC Astro Duo-Narrowband Filter 48mm - YF-STC-ADNWilliam Optics Filter William Optics STC Astro Duo-Narrowband Filter 48mm - YF-STC-ADN
William Optics William Optics STC Astro Duo-Narrowband Filter 48mm - YF-STC-ADN
$575 CAD
Back-Ordered
Vaonis Telescope Accessories Vaonis Vespera Dual Band Filter - AC022Vaonis Telescope Accessories Vaonis Vespera Dual Band Filter - AC022
Vaonis Vaonis Vespera Dual Band Filter - AC022
$575 CAD
Special Order
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 $588 CAD
In stock
Choose options
ZWO Filter 1.25" ZWO 3 Piece Ha/SII/OIII 7nm Filter SetZWO Filter 31mm ZWO 3 Piece Ha/SII/OIII 7nm Filter Set
ZWO ZWO 3 Piece Ha/SII/OIII 7nm Filter Set
From $591 CAD
In stock
Choose options
Antlia Filter Antlia H-Alpha Filter - 2.8nm Extra Narrowband Filters - 36mm UnmountedAntlia Filter H-Alpha Antlia H-Alpha Filter - 2.8nm Extra Narrowband Filters - 36mm Unmounted
Antlia Antlia H-Alpha Filter - 2.8nm Extra Narrowband Filters - 36mm Unmounted
$611 CAD
Sold out
Baader Planetarium Accessory Baader 6.5nm Narrowband-Filterset 36mm – CMOS-optimized (H-alpha / O-III / S-II)Baader Planetarium Accessory Baader 6.5nm Narrowband-Filterset 36mm – CMOS-optimized (H-alpha / O-III / S-II)
Baader Planetarium Baader 6.5nm Narrowband-Filterset 36mm – CMOS-optimized (H-alpha / O-III / S-II)
$619 CAD
Back-Ordered
Askar Filter Askar Color Magic 3nm Narrowband Oxygen III (OIII) Imaging Filter - 2" MountedAskar Filter Askar Color Magic 3nm Narrowband Oxygen III (OIII) Imaging Filter - 2" Mounted
Askar Askar Colour Magic 3nm Narrowband Oxygen III (OIII) Imaging Filter - 2" Mounted
$640 CAD
Back-Ordered
Askar Filter Askar Color Magic 3nm Narrowband Sulfur II (SII) Imaging Filter - 2" MountedAskar Filter Askar Color Magic 3nm Narrowband Sulfur II (SII) Imaging Filter - 2" Mounted
Askar Askar Colour Magic 3nm Narrowband Sulfur II (SII) Imaging Filter - 2" Mounted
$640 CAD
Back-Ordered
Askar Filter Askar Color Magic 3nm Narrowband H-Alpha (Ha) Imaging Filter - 2" MountedAskar Filter Askar Color Magic 3nm Narrowband H-Alpha (Ha) Imaging Filter - 2" Mounted
Askar Askar Colour Magic 3nm Narrowband H-Alpha (Ha) Imaging Filter - 2" Mounted
$640 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 $651 CAD
Back-Ordered
Choose options
Optolong Filter 1.25" Optolong 7nm/6.5nm SHO S-II/H-Alpha/O-III 3 Piece Filter SetOptolong Filter 31mm Unmounted Optolong 7nm/6.5nm SHO S-II/H-Alpha/O-III 3 Piece Filter Set
Optolong Optolong 7nm/6.5nm SHO S-II/H-Alpha/O-III 3 Piece Filter Set
From $677 CAD
In stock
Choose options
Baader Planetarium Accessory LRGB 50.4mm Filterset – CMOS-optimizedBaader Planetarium Accessory LRGB 50.4mm Filterset – CMOS-optimized
Baader Planetarium LRGB 50.4mm Filterset – CMOS-optimized
$726 CAD
Back-Ordered
Save $41
Optolong Filter Optolong 2" L2 Dual Combo Set (L-eXtreme and L-Synergy) - OPT-L2-DUALOptolong Filter Optolong 2" L2 Dual Combo Set (L-eXtreme and L-Synergy) - OPT-L2-DUAL
Optolong Optolong 2" L2 Dual Combo Set (L-eXtreme and L-Synergy) - OPT-L2-DUAL
$752 CAD $793 CAD
Back-Ordered
Chroma Chroma H-alpha 3nm Bandpass - 27001Chroma Chroma H-alpha 3nm Bandpass - 27001
Chroma Chroma H-alpha 3nm Bandpass - CT-27001
From $828 CAD
In stock
Choose options
Chroma Filter Chroma OIII 3nm Bandpass - 27006Chroma Filter Chroma OIII 3nm Bandpass - 27006
Chroma Chroma OIII 3nm Bandpass - CT-27006
From $828 CAD
In stock
Choose options
Chroma Filter Chroma SII 3nm Bandpass - 27009Chroma Filter Chroma SII 3nm Bandpass - 27009
Chroma Chroma SII 3nm Bandpass - CT-27009
From $828 CAD
In stock
Choose options
Askar Focal Reducer Askar Color Magic Duo-Narrowband 3nm Ha & OIII Imaging Filter - 2" MountedAskar Focal Reducer Askar Color Magic Duo-Narrowband 3nm Ha & OIII Imaging Filter - 2" Mounted
Askar Askar Colour Magic Ultra E1 Duo Narrowband Filter (OIII&Ha) - ASKAR2DBE1
$872 CAD
In stock
Baader Planetarium Accessory Baader 6.5nm Narrowband-Filterset 2" – CMOS-optimized (H-alpha / O-III / S-II)Baader Planetarium Accessory Baader 6.5nm Narrowband-Filterset 2" – CMOS-optimized (H-alpha / O-III / S-II)
Baader Planetarium Baader 6.5nm Narrowband-Filterset 2" – CMOS-optimized (H-alpha / O-III / S-II)
$878 CAD
Back-Ordered