Telescope Filters - Convenient & Affordable Telescope Filters Online – Page 10

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490 products

Showing 217 - 240 of 490 products

See More of the Universe — Discover Astronomy Filters at Telescopes Canada

Unlock the full beauty of the night sky with premium astronomy filters from Telescopes Canada. Whether you’re observing the Moon, exploring planets, or revealing faint deep-sky details, the right filter can transform your view and help you capture celestial wonders in stunning color and contrast.

From light pollution filters to narrowband imaging and color filters, we carry top brands trusted by amateur and professional astronomers alike. Every filter is backed by expert guidance, full Canadian warranty, and fast nationwide shipping.

Showing 217 - 240 of 490 products

Baader Planetarium Accessory Baader UFC M48 Adapter, External M48 thread facing camera - with mounting plate for UFC-BASE - 2459116

Baader Planetarium Accessory Baader UFC M48 Adapter, External M48 thread facing camera - with mounting plate for UFC-BASE - 2459116

Baader Planetarium Baader UFC M48 Adapter, External M48 thread facing camera - with mounting plate for UFC-BASE - 2459116

$43 CAD

In stock

Baader Planetarium Accessory Baader IR-Pass Filter (685nm), 1.25" (with LPFC) - 2458385

Baader Planetarium Accessory Baader IR-Pass Filter (685nm), 1.25" (with LPFC) - 2458385

Baader Planetarium Baader IR-Pass Filter (685nm), 1.25" (with LPFC) - 2458385

$132 CAD

In stock

Baader Planetarium Accessory Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 1.25" - 2458292

Baader Planetarium Accessory Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 1.25" - 2458292

Baader Planetarium Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 1.25" - 2458292

$348 CAD

In stock

ToupTek Accessories ToupTek M54 Filter Drawer System

ToupTek Accessories M54 Filter Drawer Housing + 1 Filter Holder ToupTek M54 Filter Drawer System

ToupTek ToupTek M54 Filter Drawer System

From $28 CAD

In stock

ToupTek Accessories ToupTek AFW-L-7-2 7x2"/50mm 7 Position Electronic Filter Wheel - AFW-L-7-2

ToupTek Accessories ToupTek AFW-L-7-2 7x2"/50mm 7 Position Electronic Filter Wheel - AFW-L-7-2

ToupTek ToupTek 7x2"/50mm 7 Position Large Electronic Filter Wheel - AFW-L-7-2

$414 CAD

In stock

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

Celestron Filter Celestron H-alpha H-beta OIII Imaging Filter, Rowe-Ackermann Schmidt Astrograph (RASA) 8 - 93619

Celestron 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

$456 CAD

Back Order

Celestron Filter Celestron Oxygen III Narrowband Filter - 1.25" - 93623

Celestron Filter Celestron Oxygen III Narrowband Filter - 1.25" - 93623

Celestron Celestron Oxygen III Narrowband Filter - 1.25" - 93623

$129 CAD

In stock

Optolong Filter Optolong L1 Dual - Combo Set (L-Quad Enhance and L-Para) - OPT-L1-DUAL

Optolong 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

In stock

Baader Planetarium Filter Baader Eyepiece Filter Yellow 2", 495nm Longpass, Optically Polished w/MC - 2458311

Baader Planetarium Filter Baader Eyepiece Filter Yellow 2", 495nm Longpass, Optically Polished w/MC - 2458311

Baader Planetarium Baader Eyepiece Filter Yellow 2", 495nm Longpass, Optically Polished w/MC - 2458311

$110 CAD

In stock

Antares Filter Antares 1.25" #56 Mars Dark Green Filter - 7016

Antares Antares 1.25" #56 Mars Dark Green Filter - 7016

$22 CAD

In stock

Baader Planetarium Filter Baader S-II f/2 Highspeed-Filters (6.5nm) – CMOS-optimized - 2961303

Baader Planetarium Filter Baader S-II f/2 Highspeed-Filters (6.5nm) – CMOS-optimized - 2961303

Baader Planetarium Baader S-II f/2 Highspeed-Filters (6.5nm) – CMOS-optimized - 2961303

$379 CAD

Back Order

Baader Planetarium Filter Baader O-III 2" f/2 Highspeed-Filter (6.5nm) – CMOS-optimized - 2961228

Baader Planetarium Filter Baader O-III 2" f/2 Highspeed-Filter (6.5nm) – CMOS-optimized - 2961228

Baader Planetarium Baader O-III 2" f/2 Highspeed-Filter (6.5nm) – CMOS-optimized - 2961228

$380 CAD

Back Order

Baader Planetarium Filter Baader H-alpha 2" f/2 Highspeed-Filter (6.5nm) – CMOS-optimized - 2961153

Baader Planetarium Filter Baader H-alpha 2" f/2 Highspeed-Filter (6.5nm) – CMOS-optimized - 2961153

Baader Planetarium Baader H-alpha 2" f/2 Highspeed-Filter (6.5nm) – CMOS-optimized - 2961153

$383 CAD

Back Order

Explore Scientific Filter Explore Scientific Neutral Density Filter 1.25" ND 0.9 - 310245

Explore 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

$69 CAD

In stock

Buckeye Stargazer Filters Buckeye Stargazer 3D Printed Seestar S30 Filter Holder 3-Pack - SeestarS30-FilterHolder-M48x3

Buckeye Stargazer Buckeye Stargazer 3D Printed Seestar S30 Filter Holder 3-Pack - SeestarS30-FilterHolder-M48x3

$20 CAD

Back Order

Save $27

ZWO Filters ZWO NEW 5 Position 1.25"/31mm Mini Electronic Filter Wheel - ZWO EFW-5x1.25-25

ZWO Filters ZWO NEW 8 position 1.25"/31mm Electronic Filter Wheel - ZWO-EFW-8x1.25-25

ZWO ZWO NEW 5 Position 1.25"/31mm Mini Electronic Filter Wheel - ZWO EFW-5x1.25-25

$252 CAD $279 CAD

In stock

Baader Planetarium Accessory Baader UFC 2" Filter Slider RD50 (for unmounted round filters from 50-50.5mm Dia) - 2459113

Baader Planetarium Accessory Baader UFC 2" Filter Slider RD50 (for unmounted round filters from 50-50.5mm Dia) - 2459113

Baader Planetarium Baader UFC 2" Filter Slider RD50 (for unmounted round filters from 50-50.5mm Dia) - 2459113

$66 CAD

In stock

Baader Planetarium Accessory Baader UFC S70 RASA 8" Telescope-Adapter (optical height: 1.4 mm) - 2459136

Baader Planetarium Accessory Baader UFC S70 RASA 8" Telescope-Adapter (optical height: 1.4 mm) - 2459136

Baader Planetarium Baader UFC S70 RASA 8" Telescope-Adapter (optical height: 1.4 mm) - 2459136

$124 CAD

In stock

Baader Planetarium Accessory Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 2" - 2458291

Baader Planetarium Accessory Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 2" - 2458291

Baader Planetarium Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 2" - 2458291

$487 CAD

In stock

Baader Planetarium Accessory Baader Stackable Empty Filter Box - 2459253

Baader Planetarium Accessory Baader Stackable Empty Filter Box - 2459253

Baader Planetarium Baader Stackable Empty Filter Box - 2459253

$11 CAD

More on the way

Baader Planetarium Accessory Baader Eyepiece Filter Yellow 1.25", 495nm Longpass, Optically Polished w/MC - 2458301

Baader Planetarium Accessory Baader Eyepiece Filter Yellow 1.25", 495nm Longpass, Optically Polished w/MC - 2458301

Baader Planetarium Baader Eyepiece Filter Yellow 1.25", 495nm Longpass, Optically Polished w/MC - 2458301

$75 CAD

In stock

Pegasus Astro Filter Wheel Pegasus Astro Indigo Filter Wheel and LRGB 2" Filter Set Bundle - PEG-INDIGOFW-BUNDLE

Pegasus Astro Filter Wheel Pegasus Astro Indigo Filter Wheel and LRGB 2" Filter Set Bundle - PEG-INDIGOFW-BUNDLE

Pegasus Astro Pegasus Astro Indigo Filter Wheel and LRGB 2" Filter Set Bundle - PEG-INDIGOFW-BUNDLE

$855 CAD

Back Order

Baader Planetarium Filters Baader H-beta Narrowband-Filter (5.5nm) – CMOS-Optimized

Baader Planetarium Baader H-beta Narrowband-Filter (5.5nm) – CMOS-Optimized

From $270 CAD

In stock

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Lifetime Technical Support

Every purchase includes ongoing help with product configuration, assembly and setup, and troubleshooting (hardware/software). While manufacturer warranties still govern repairs, replacements and parts, we’ll guide you through diagnostics and assist with warranty claims.

Priority Customer Service

Whether you're just starting out or diving deeper into astronomy, our friendly Product Support Specialists are ready to guide you every step of the way.
✨ Need a hand? Contact Us - we’d love to hear from you!

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We are committed to fostering a sustainable future by promoting environmentally responsible practices within our business and astronomy. We use recyclable shipping materials and re-use non-recyclable materials wherever possible.