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Showing 145 - 168 of 176 products

Showing 145 - 168 of 176 products
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Meade Instruments Accessory Meade Instruments CCD COLOR FILTER SET - 04530Meade Instruments Accessory Meade Instruments CCD COLOR FILTER SET - 04530
Meade Instruments Meade Instruments CCD COLOR FILTER SET - 04530
$69 CAD
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Askar Filter Askar Color Magic SHO (SII, Ha, OIII) 3nm Narrowband Imaging Filter Set - 2" MountedAskar Filter Askar Color Magic SHO (SII, Ha, OIII) 3nm Narrowband Imaging Filter Set - 2" Mounted
Askar Askar Colour Magic 3nm SHO (SII, Ha, OIII) Narrowband Imaging Filter Set - 2" Mounted
$1,605 CAD
In stock
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 3nm Duo-Narrowband Ha & OIII Imaging Filter - 2" Mounted
$744 CAD
Back-Ordered
Baader Planetarium Baader UBVRI Bessel I-Filter – Photometric
From $259 CAD
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Optolong Filter Optolong O-III 6.5nm Filter
Optolong Optolong O-III 6.5nm Filter
From $199 CAD
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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
Celestron Filter Celestron Light Pollution Imaging Filter, RASA 11 - 93617Celestron Filter Celestron Light Pollution Imaging Filter, RASA 11 - 93617
Celestron Celestron Light Pollution Imaging Filter, RASA 11 - 93617
$940 CAD
Only 2 units left
William Optics Filter William Optics STC Ultra Layer® Astro Multispectra Fiter 48mm - YF-STC-M48William Optics Filter William Optics STC Ultra Layer® Astro Multispectra Fiter 48mm - YF-STC-M48
William Optics William Optics STC Ultra Layer® Astro Multispectra Fiter 48mm - YF-STC-M48
$267 CAD
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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
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Explore Scientific Filter Explore Scientific Neutral Density Filter 1.25" ND 0.9 - 310245Explore Scientific Filter Explore Scientific Neutral Density Filter 1.25" ND 0.9 - 310245
Explore Scientific Explore Scientific Neutral Density Filter 1.25" ND 0.9 - 310245
$54 CAD
In stock
Baader Planetarium Baader Eyepiece Filter Red 1.25", 610nm Longpass, Optically Polished w/MC - 2458307
$75 CAD
In stock
Baader Planetarium Baader Eyepiece Filter Yellow 2", 495nm Longpass, Optically Polished w/MC - 2458311
$111 CAD
In stock
Chroma Filter Chroma LoGlow Broadband Light Pollution Reduction Filter - 27030Chroma Filter Chroma LoGlow Broadband Light Pollution Reduction Filter - 27030
Chroma Chroma LoGlow Broadband Light Pollution Reduction Filter - 27030
From $377 CAD
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Celestron Filter Celestron Nebula Fitler for the Celestron Origin Intelligent Home Observatory - 93669Celestron Filter Celestron Nebula Fitler for the Celestron Origin Intelligent Home Observatory - 93669
Celestron Celestron Nebula Fitler for the Celestron Origin Intelligent Home Observatory - 93669
$272 CAD
In stock
Meade Instruments Accessory Meade Instruments SERIES 4000 MOON FILTER ND96 - 07531Meade Instruments Accessory Meade Instruments SERIES 4000 MOON FILTER ND96 - 07531
Meade Instruments Meade Instruments SERIES 4000 MOON FILTER ND96 - 07531
$31 CAD
Only 1 unit left
Meade Instruments Accessory Meade Instruments 5MM BLOCKING FILTER - BF5
Coronado Coronado 5MM BLOCKING FILTER - BF5
$580 CAD
Only 1 unit left
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
$572 CAD
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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
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Antlia Filter Antlia ALP-T Dual Band 36mm 5nm Mounted FilterAntlia Filter Antlia ALP-T Dual Band 36mm 5nm Mounted Filter
Antlia Antlia ALP-T Dual Band Ha & OIII 5nm 36mm Unmounted Filter
$400 CAD
In stock
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
$545 CAD
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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
$545 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
$545 CAD
Back-Ordered
IDAS Filter IDAS LPS-V4 Light Pollution/Nebula/Comet Filter IIIDAS Filter IDAS LPS-V4 Light Pollution/Nebula/Comet Filter II
IDAS IDAS LPS-V4 Light Pollution/Nebula/Comet Filter II
From $165 CAD
Only 3 units left
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Save $98
Baader Planetarium Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393 (Discontinued)
$228 CAD $326 CAD
Only 1 unit left