Menu-Filters-Narrowband Filters – Page 3

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185 products

Showing 49 - 72 of 185 products

Reveal Hidden Cosmic Detail with Narrowband Filters

Unlock the beauty of deep-sky objects with high-performance Narrowband Filters from Telescopes Canada. Designed for astrophotography and advanced visual observation, these filters isolate specific wavelengths of light — such as H-alpha, OIII, and SII — to bring out stunning detail and contrast in nebulae, supernova remnants, and emission regions.

By blocking unwanted light pollution and passing only the most essential spectral lines, Narrowband Filters make it possible to capture breathtaking images even from urban skies. Crafted from premium optical glass with precision multi-coatings, they deliver exceptional transmission, sharpness, and color accuracy for professional-quality results.

Why Choose Narrowband Filters from Telescopes Canada?

Enhances contrast and detail in emission nebulae and deep-sky objects
Blocks light pollution for clearer, high-contrast imaging
Available in H-alpha, OIII, and SII wavelengths
Ideal for monochrome cameras and advanced astrophotography setups
High-quality optical coatings for durability and precision

Capture the cosmos like never before and reveal the hidden structure of the universe.

Shop Narrowband Filters at Telescopes Canada and transform your deep-sky imaging with professional-grade clarity and color separation.

Showing 49 - 72 of 185 products

Astronomik Filter 2" (M48) Astronomik O-III 6nm CCD Filter

Astronomik Filter 1.25" (M28.5) Astronomik O-III 6nm CCD Filter

Astronomik Astronomik O-III 6nm CCD Filter

From $273 CAD

In stock

Baader Planetarium Accessory Baader S-II 36mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader S-II 36mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader S-II 36mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

$273 CAD

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Baader Planetarium Accessory Baader H-alpha 36mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader H-alpha 36mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader H-alpha 36mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

$274 CAD

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Antlia Filter Antlia Quad Band Anti-Light Pollution Filter - 2'' Mounted

Antlia Filter Antlia Quad Band Anti-Light Pollution Filter - 2'' Mounted

Antlia Antlia Quad Band Anti-Light Pollution Filter - 2 Inch Mounted

$277 CAD

In stock

Save $36

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

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

IDAS Filter M28.6 (1.25") IDAS GNB Filters

IDAS Filter ZF IDAS GNB Filters

IDAS IDAS GNB Filters

$322 CAD

Only 5 units left

William Optics Filter William Optics STC Ultra Layer® Astro Multispectra Fiter 48mm - YF-STC-M48

William 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

$328 CAD

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Baader Planetarium Accessory Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

$331 CAD

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Baader Planetarium Accessory Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Highspeed-Filter (6.5nm) – CMOS-optimized

$332 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 $339 CAD

In stock

Antlia Filter 1.25" Antlia 3nm Narrowband H-alpha (Ha) Pro Filters

Antlia Filter 31mm Unmounted Antlia 3nm Narrowband H-alpha (Ha) Pro Filters

Antlia Antlia 3nm Narrowband H-alpha (Ha) Pro Filters

From $357 CAD

In stock

Antlia Filter 1.25" Antlia 3nm Narrowband Sulfur II (SII) Pro Filters

Antlia Filter 31mm Unmounted Antlia 3nm Narrowband Sulfur II (SII) Pro Filters

Antlia Antlia 3nm Narrowband Sulfur II (SII) Pro Filters

From $357 CAD

In stock

Antlia Filter 1.25" Antlia 3nm Narrowband Oxygen III (OIII) Pro Filters

Antlia Filter 31mm Unmounted Antlia 3nm Narrowband Oxygen III (OIII) Pro Filters

Antlia Antlia 3nm Narrowband Oxygen III (OIII) Pro Filters

From $357 CAD

In stock

Baader Planetarium Accessory Baader S-II 2" Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader S-II 2" Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader S-II 2" Narrowband-Filter (6.5nm) – CMOS-optimized

$357 CAD

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Baader Planetarium Accessory Baader O-III 2" Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader O-III 2" Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader O-III 2" Narrowband-Filter (6.5nm) – CMOS-optimized

$360 CAD

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Baader Planetarium Accessory Baader H-Alpha 35nm CCD Filter, 50x50 x 3mm Square - 2458379R

Baader Planetarium Baader H-Alpha 35nm CCD Filter, 50x50 x 3mm Square - 2458379R

$366 CAD

Sold out

Optolong Filter Optolong L-Para (L-Parallels) Filter 2" Mounted - OPT-L-PARA-2

Optolong Filter Optolong L-Para (L-Parallels) Filter 2" Mounted - OPT-L-PARA-2

Optolong Optolong L-Para (L-Parallels) Filter 2" Mounted - OPT-L-PARA-2

$368 CAD

In stock

Astronomik Filter 1.25" (M28.5) Astronomik H-Alpha 6nm CCD MaxFR Filter

Astronomik Filter 31mm, Protective Ring/Unthreaded Astronomik H-Alpha 6nm CCD MaxFR Filter

Astronomik Astronomik H-Alpha 6nm CCD MaxFR Filter

From $369 CAD

In stock

Astronomik Filter 1.25" (M28.5) Astronomik O-III 6nm CCD MaxFR Filter

Astronomik Filter Clip-Filter EOS R Astronomik O-III 6nm CCD MaxFR Filter

Astronomik Astronomik O-III 6nm CCD MaxFR Filter

From $369 CAD

In stock

Astronomik Filter 1.25" (M28.5) Astronomik S-II 6nm CCD MaxFR Filter

Astronomik Filter Astronomik S-II 6nm CCD MaxFR Filter

Astronomik Astronomik S-II 6nm CCD MaxFR Filter

From $369 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

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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

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Baader Planetarium Filter Baader O-III Ultra-Narrowband-Filters (4nm) - CMOS-Optimized

Baader Planetarium Filter Baader O-III Ultra-Narrowband-Filters (4nm) - CMOS-Optimized

Baader Planetarium Baader O-III Ultra-Narrowband-Filters (4nm) - CMOS-Optimized

From $382 CAD

In stock

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

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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.

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