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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 505 - 511 of 511 products

Baader Planetarium Filter Baader H-alpha Ultra-Narrowband-Filters (6.5nm) – CMOS Optimized

Baader Planetarium Baader H-alpha Ultra-Narrowband-Filters (6.5nm) – CMOS Optimized

$217 CAD

In stock

Save $36

Baader Planetarium Filters Baader Ultra-Narrowband 4.5nm SII CCD-Filter 1¼", LPFC-mounted - 2458429T (Discontinued)

Baader Planetarium Baader Ultra-Narrowband 4.5nm SII CCD-Filter 1¼", LPFC-mounted - 2458429T (Discontinued)

$314 CAD $350 CAD

Only 1 unit left

Baader Planetarium Filter Baader ACF 2 DSLR Astro Conversion Filter for Canon EOS 350D/20D/10D/30D - 2459212

Baader Planetarium Baader ACF 2 DSLR Astro Conversion Filter for Canon EOS 350D/20D/10D/30D - 2459212

$139 CAD

In stock

William Optics Filter William Optics STC Astro Duo-Narrowband Filter 48mm - YF-STC-ADN

William Optics William Optics STC Astro Duo-Narrowband Filter 48mm - YF-STC-ADN

$660 CAD

Back Order

Explore Scientific Filter Explore Scientific Nebula Filter 2" H-Beta - 310230

Explore Scientific Explore Scientific Nebula Filter 2" H-Beta - 310230

$251 CAD

In stock

Explore Scientific Filter Explore Scientific CLS Nebula Filter 2" - 310220

Explore Scientific Explore Scientific CLS Nebula Filter 2" - 310220

$165 CAD

Only 1 unit left

Explore Scientific Filter Explore Scientific CLS Nebula Filter 1.25" - 310225

Explore Scientific Explore Scientific CLS Nebula Filter 1.25" - 310225

$154 CAD

In stock

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

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.

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!

We’re 100% owned and operated right here in Ontario -and we love supporting fellow Canadian manufacturers. Explore our collection of homegrown products and trusted Canadian brands!

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.

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.

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!

We’re 100% owned and operated right here in Ontario -and we love supporting fellow Canadian manufacturers. Explore our collection of homegrown products and trusted Canadian brands!

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.

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!