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491 products

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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 1 - 24 of 491 products

Optolong Filter 2" Optolong L-Pro Light Pollution Filter

Optolong Filter Canon EOS-C Optolong L-Pro Light Pollution Filter

Optolong Optolong L-Pro Light Pollution Filter

From $212 CAD

In stock

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 $254 CAD

In stock

ZWO Filter ZWO UV IR CUT filter

ZWO Filter 1.25" ZWO UV IR CUT filter

ZWO ZWO UV IR CUT filter

From $40 CAD

In stock

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 $339 CAD

In stock

Celestron Accessory Celestron Eclipsmart Solar Filter

Celestron Accessory Celestron Eclipsmart Solar Filter

Celestron Celestron Eclipsmart Solar Filter for 5, 6, and 8 Inch SCTs

From $74 CAD

In stock

Astronomik Filter L3 2" Astronomik UV-IR Block Filters

Astronomik Filter L2 EOS XT APS-C Astronomik UV-IR Block Filters

Astronomik Astronomik UV-IR Block Filters

From $102 CAD

In stock

Optolong Filter 2" Optolong UV IR Cut Filter

Optolong Filter Optolong UV IR Cut Filter

Optolong Optolong UV IR Cut Filter

From $62 CAD

In stock

ZWO Accessory ZWO New Filter Drawer System with 1 Drawer - M42 to M48 - ZWO-FD-M42-II

ZWO 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

$111 CAD

In stock

Celestron Accessory Celestron EclipSmart Universal Solar Filter - 44428

Celestron Accessory Celestron EclipSmart Universal Solar Filter - 44428

Celestron Celestron EclipSmart Universal Solar Filter - 44428

$29 CAD

Sold out

ZWO Filter ZWO Duo Band Filter

ZWO Filter 1.25" ZWO Duo Band Filter

ZWO ZWO Duo Band Filter

From $139 CAD

In stock

Svbony Filter Svbony SV139 1.25" Neutral Density Filter For Moon Viewing

Svbony 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

From $12 CAD

In stock

Svbony Filter Svbony UV IR Cut Filters for Astronomy Accessories

Svbony Filter Svbony UV IR Cut Filters for Astronomy Accessories

Svbony Svbony UV IR Cut Filters for Astronomy Accessories

From $22 CAD

Back Order

ZWO Filter Wheel ZWO 5 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-5X2

ZWO 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

$416 CAD

Sold out

Astronomik Filter 1.25" (M28.5) Astronomik UHC Visual High Contrast Filter

Astronomik Filter Clip-Filter EOS APS-C Astronomik UHC Visual High Contrast Filter

Astronomik Astronomik UHC Visual High Contrast Filter

From $135 CAD

In stock

ZWO Filter Wheel ZWO 7 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-7X2

ZWO 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

$555 CAD

Only 3 units left

Baader Planetarium Filter Baader Moon & Skyglow Neodymium Filter - New Version w/Higher Transmission

Baader 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

In stock

Astronomik Filter Nikon Z XL Clip-Filter Astronomik CLS Light Pollution Filter

Astronomik Filter XT Clip-Filter EOS APS-C Astronomik CLS Light Pollution Filter

Astronomik Astronomik CLS Light Pollution Filter

From $108 CAD

In stock

ZWO Filter Wheel ZWO 5 Position 1.25" or 31mm Mini Electronic Filter Wheel - ZWO-EFW-MINI

ZWO 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

$277 CAD

Sold out

Celestron Filter Celestron Basic Moon Filter - 1.25" - 94119-A

Celestron Celestron Basic Moon Filter - 1.25" - 94119-A

$18 CAD

Back Order

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

$49 CAD

In stock

ZWO Accessory ZWO 2" to 1.25" Filter Adapter Ring - ZWO-2-1.25FL

ZWO 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

Svbony Filter Svbony Variable Polarizing Filters for Eyepieces - F9147

Svbony Filter 1.25" Svbony Variable Polarizing Filters for Eyepieces - F9147

Svbony Svbony Variable Polarizing Filters for Eyepieces - F9147

From $25 CAD

In stock

Svbony Filter Svbony UHC 1.25"/2"/EOS-C Filter for Eyepieces and Cameras - F9131

Svbony Filter 2" Svbony UHC 1.25"/2"/EOS-C Filter for Eyepieces and Cameras - F9131

Svbony Svbony UHC 1.25"/2"/EOS-C Filter for Eyepieces and Cameras - F9131

From $33 CAD

In stock

Astronomik Filter 1.25" (M28.5) Astronomik Hydrogen-Alpha 12nm CCD Filter

Astronomik Filter Clip-Filter EOS APS-C Astronomik Hydrogen-Alpha 12nm CCD Filter

Astronomik Astronomik Hydrogen-Alpha 12nm CCD Filter

From $190 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.
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