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Showing 97 - 120 of 183 products
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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
Askar Filter Askar Color Magic 6nm Duo-Narrowband Ha & OIII Imaging Filter - 2" MountedAskar Filter Askar Color Magic 6nm Duo-Narrowband Ha & OIII Imaging Filter - 2" Mounted
Askar Askar Colour Magic D1 6nm Duo-Narrowband Ha & OIII Imaging Filter - 2" Mounted
$459 CAD
In stock
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
$461 CAD
In stock
Baader Planetarium Accessory Baader O-III 36mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 36mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 36mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$461 CAD
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Baader Planetarium Accessory Baader O-III 36mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 36mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 36mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$462 CAD
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Baader Planetarium Accessory Baader S-II 36mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 36mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 36mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$466 CAD
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Baader Planetarium Accessory Baader S-II 36mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 36mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 36mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$471 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
Optolong Filter Optolong 3nm Oxygen-III Filter
Optolong Optolong 3nm Oxygen-III Filter
From $481 CAD
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Baader Planetarium Accessory Baader H-alpha 36mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader H-alpha 36mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 36mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
$490 CAD
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Baader Planetarium Accessory Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$501 CAD
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Save $88
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 $503 CAD $591 CAD
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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 Inch Mounted Filters
From $504 CAD
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Baader Planetarium Accessory Baader S-II 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimized
$514 CAD
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Baader Planetarium Accessory Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$516 CAD
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Baader Planetarium Accessory Baader O-III 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader O-III 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimized
$517 CAD
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Baader Planetarium Accessory Baader O-III 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$522 CAD
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Baader Planetarium Accessory Baader O-III 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$523 CAD
In stock
Baader Planetarium Accessory Baader O-III 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader O-III 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$526 CAD
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Baader Planetarium Accessory Baader S-II 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$528 CAD
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Baader Planetarium Accessory Baader S-II 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$528 CAD
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Baader Planetarium Accessory Baader H-alpha 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader H-alpha 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$532 CAD
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Baader Planetarium Accessory Baader S-II 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$538 CAD
In stock
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