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Showing 1 - 24 of 486 products
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Optolong Filter 2" Optolong L-Pro Light Pollution FilterOptolong Filter Canon EOS-C Optolong L-Pro Light Pollution Filter
Optolong Optolong L-Pro Light Pollution Filter
From $178 CAD $212 CAD
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Optolong Filter 2" Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)Optolong Filter Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)
Optolong Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)
From $213 CAD $254 CAD
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Optolong Filter 2" Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)Optolong Filter Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)
Optolong Optolong L-eXtreme 7nm Dual Narrowband Filter (H-Alpha and O-III)
From $287 CAD $339 CAD
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ZWO Filter ZWO UV IR CUT filterZWO Filter 1.25" ZWO UV IR CUT filter
ZWO ZWO UV IR CUT filter
From $31 CAD
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Celestron Accessory Celestron Eclipsmart Solar FilterCelestron Accessory Celestron Eclipsmart Solar Filter
Celestron Celestron Eclipsmart Solar Filter for 5, 6, and 8 Inch SCTs
From $76 CAD
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Astronomik Filter L3 2" Astronomik UV-IR Block FiltersAstronomik Filter L2 EOS XT APS-C Astronomik UV-IR Block Filters
Astronomik Astronomik UV-IR Block Filters
From $95 CAD
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Celestron Accessory Celestron EclipSmart Universal Solar Filter - 44428Celestron Accessory Celestron EclipSmart Universal Solar Filter - 44428
Celestron Celestron EclipSmart Universal Solar Filter - 44428
$31 CAD
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Optolong Filter 2" Optolong UV IR Cut FilterOptolong Filter Optolong UV IR Cut Filter
Optolong Optolong UV IR Cut Filter
From $52 CAD $62 CAD
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ZWO Accessory ZWO New Filter Drawer System with 1 Drawer - M42 to M48 - ZWO-FD-M42-IIZWO Accessory ZWO New Filter Drawer System with 1 Drawer - M42 to M48 - ZWO-FD-M42-II
ZWO ZWO NEW M42 Filter Drawer System with 1 Drawer - ZWO-FD-M42-II
$100 CAD $107 CAD
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ZWO Filter ZWO Duo Band FilterZWO Filter 1.25" ZWO Duo Band Filter
ZWO ZWO Duo Band Filter
From $94 CAD $110 CAD
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ZWO Filter Wheel ZWO 5 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-5X2ZWO Filter Wheel ZWO 5 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-5X2
ZWO ZWO 5 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-5X2
$335 CAD $416 CAD
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Astronomik Filter 1.25" (M28.5) Astronomik UHC Visual High Contrast FilterAstronomik Filter Clip-Filter EOS APS-C Astronomik UHC Visual High Contrast Filter
Astronomik Astronomik UHC Visual High Contrast Filter
From $136 CAD
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ZWO Filter Wheel ZWO 7 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-7X2ZWO Filter Wheel ZWO 7 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-7X2
ZWO ZWO 7 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-7X2
$447 CAD $555 CAD
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Baader Planetarium Filter Baader Moon & Skyglow Neodymium Filter - New Version w/Higher TransmissionBaader Planetarium Filter Baader Moon & Skyglow Neodymium Filter - New Version w/Higher Transmission
Baader Planetarium Baader Moon & Skyglow Neodymium Filter - New Version w/Higher Transmission
From $130 CAD
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ZWO Filter Wheel ZWO 5 Position 1.25" or 31mm Mini Electronic Filter Wheel - ZWO-EFW-MINIZWO Filter Wheel ZWO 5 Position 1.25" or 31mm Mini Electronic Filter Wheel - ZWO-EFW-MINI
ZWO ZWO 5 Position 1.25" or 31mm Mini Electronic Filter Wheel - ZWO-EFW-MINI
$223 CAD $277 CAD
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Svbony Filter Svbony UV IR Cut Filters for Astronomy AccessoriesSvbony Filter Svbony UV IR Cut Filters for Astronomy Accessories
Svbony Svbony UV IR Cut Filters for Astronomy Accessories
From $11 CAD
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Astronomik Filter Nikon Z XL Clip-Filter Astronomik CLS Light Pollution FilterAstronomik Filter XT Clip-Filter EOS APS-C Astronomik CLS Light Pollution Filter
Astronomik Astronomik CLS Light Pollution Filter
From $109 CAD
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Svbony Filter Svbony SV139 1.25" Neutral Density Filter For Moon ViewingSvbony Filter Neutral Density 0.6 Svbony SV139 1.25" Neutral Density Filter For Moon Viewing
Svbony Svbony SV139 1.25" Neutral Density Filter For Moon Viewing
$13 CAD
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ZWO Accessory ZWO 2" to 1.25" Filter Adapter Ring - ZWO-2-1.25FLZWO Accessory ZWO 2" to 1.25" Filter Adapter Ring - ZWO-2-1.25FL
ZWO ZWO 2" to 1.25" Filter Adapter Ring - ZWO-2-1.25FL
$22 CAD
In stock
Telescopes Canada Accessory Telescope Filter Drawer System with 2 DrawersTelescopes Canada Accessory Telescope Filter Drawer System with 2 Drawers
Telescopes Canada Telescope Filter Drawer System with 2 Drawers
$129 CAD
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ZWO Filter 1.25" ZWO "NEW" LRGB 4 Piece Filter SetZWO Filter 31mm ZWO "NEW" LRGB 4 Piece Filter Set
ZWO ZWO "NEW" LRGB 4 Piece Filter Set
From $176 CAD $206 CAD
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ZWO Accessory ZWO New Additional 2" Filter Drawer Slide for the M42 Filter Drawer Systems - ZWO-FL-HLDR
ZWO ZWO Additional 2" Filter Drawer Slide for the NEW M42 & M54 Filter Drawer Systems - ZWO-F-HLDR
$44 CAD $49 CAD
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Astronomik Filter 1.25" (M28.5) Astronomik Hydrogen-Alpha 12nm CCD FilterAstronomik Filter Clip-Filter EOS APS-C Astronomik Hydrogen-Alpha 12nm CCD Filter
Astronomik Astronomik Hydrogen-Alpha 12nm CCD Filter
From $192 CAD
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Celestron Filter Celestron Basic Moon Filter - 1.25" - 94119-A
Celestron Celestron Basic Moon Filter - 1.25" - 94119-A
$18 CAD
In stock