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185 products

Showing 1 - 24 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 1 - 24 of 185 products

Svbony Filter Svbony 18nm O-III Nebula Filter - F9186

Svbony Svbony 18nm O-III Nebula Filter - F9186

From $64 CAD

In stock

Save $11

ZWO Filter ZWO Duo Band Filter

ZWO Filter 1.25" ZWO Duo Band Filter

ZWO ZWO Duo Band Filter

From $100 CAD $111 CAD

In stock

Svbony Filter Svbony SV220 Dual-Band 7nm Nebula Filter - W9172B

Svbony Filter Svbony SV220 Dual-Band 7nm Nebula Filter - W9172B

Svbony Svbony SV220 Dual-Band 7nm H-Alpha & OIII Nebula Filter - W9172

From $104 CAD

In stock

Optolong Filter 2" Optolong Hydrogen-Beta 12nm Narrowband Filter

Optolong Filter Optolong Hydrogen-Beta 12nm Narrowband Filter

Optolong Optolong Hydrogen-Beta 12nm Narrowband Filter

From $126 CAD

In stock

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

Baader Planetarium Accessory Baader O-III Super-G Filter (9nm) - CMOS optimized 1-1/4" and 2" - 2961550 / 2961551

Baader Planetarium Accessory Baader O-III Super-G Filter (9nm) - CMOS optimized 1-1/4" and 2" - 2961550 / 2961551

Baader Planetarium Baader O-III Super-G Filter (9nm) - CMOS optimized 1-1/4" and 2" - 2961550 / 2961551

From $130 CAD

In stock

Baader Planetarium Accessory Baader 20nm H-alpha Bandpass-Filter 1¼" (with LPFC)

Baader Planetarium Accessory Baader 20nm H-alpha Bandpass-Filter 1¼" (with LPFC)

Baader Planetarium Baader 20nm H-alpha Bandpass-Filter 1¼" (with LPFC)

$137 CAD

In stock

Antlia Filter Antlia H-beta and OIII Filter for the Visual and Photography

Antlia Filter Antlia H-beta and OIII Filter for the Visual and Photography

Antlia Antlia H-beta and OIII Filter for the Visual and Photography 1.25"

$139 CAD

In stock

Svbony Filters Svbony SV220 Dual-Band 7nm SII & OIII Nebula Filter - W9172

Svbony Filters Svbony SV220 Dual-Band 7nm SII & OIII Nebula Filter - W9172

Svbony Svbony SV220 Dual-Band 7nm SII & OIII Nebula Filter - W9172

From $139 CAD

In stock

Save $17

ZWO Filter ZWO 7nm H-Alpha Narrowband Filter

ZWO Filter ZWO 7nm H-Alpha Narrowband Filter

ZWO ZWO 7nm H-Alpha Narrowband Filter

From $164 CAD $181 CAD

In stock

Save $17

ZWO Filters 2" ZWO 7nm SII Narrowband Filters

ZWO Filters 1.25" ZWO 7nm SII Narrowband Filters

ZWO ZWO 7nm SII Narrowband Filters

From $164 CAD $181 CAD

Back Order

Svbony Filter SvBony SV240 Multi-Narrowband Filter Galaxy & Nebula NIR Near-infrared Light Pollution 2" Mounted - W9191A

Svbony Filter SvBony SV240 Multi-Narrowband Filter Galaxy & Nebula NIR Near-infrared Light Pollution 2" Mounted - W9191A

Svbony SvBony SV240 Multi-Narrowband Filter Galaxy & Nebula NIR Near-infrared Light Pollution 2" Mounted - W9191A

$167 CAD

In stock

Save $130

Svbony Filters Svbony SV220 Dual-Band 3nm Nebula Filter - W9198

Svbony Filters Svbony SV220 Dual-Band 3nm Nebula Filter - W9198

Svbony Svbony SV220 Dual-Band 3nm H-Alpha & OIII Nebula Filter - W9198

From $167 CAD $297 CAD

In stock

Askar Filter Filter Package (C1 + C2) Askar Colour Magic C Duo-Band Filters - 2" Mounted

Askar Filter C1 (OIII + Ha) Askar Colour Magic C Duo-Band Filters - 2" Mounted

Askar Askar Colour Magic C Duo-Band Filters - 2" Mounted

From $171 CAD

In stock

Celestron Filter Celestron Oxygen III Narrowband Filter - 2" - 93624

Celestron Filter Celestron Oxygen III Narrowband Filter - 2" - 93624

Celestron Celestron Oxygen III Narrowband Filter - 2" - 93624

$173 CAD

In stock

Save $19

ZWO Filter 1.25" ZWO "NEW" LRGB 4 Piece Filter Set

ZWO Filter 31mm ZWO "NEW" LRGB 4 Piece Filter Set

ZWO ZWO "NEW" LRGB 4 Piece Filter Set

From $188 CAD $207 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 $191 CAD

In stock

Optolong Filter Optolong O-III 6.5nm Filter

Optolong Optolong O-III 6.5nm Filter

From $199 CAD

In stock

Baader Planetarium Accessory Baader S-II 1¼" Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader S-II 1¼" Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader S-II 1¼" Narrowband-Filter (6.5nm) – CMOS-optimized

$210 CAD

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Baader Planetarium Accessory Baader O-III 1¼" Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader O-III 1¼" Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader O-III 1¼" Narrowband-Filter (6.5nm) – CMOS-optimized

$213 CAD

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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

Antlia Filter Antlia 7nm H-Alpha (Ha) Narrowband Prime Filter 36mm Unmounted

Antlia Filter Antlia 7nm H-Alpha (Ha) Narrowband Prime Filter 36mm Unmounted

Antlia Antlia 7nm Narrowband Prime Filters 36mm Unmounted

$221 CAD

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Baader Planetarium Accessory Baader S-II 31mm Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader S-II 31mm Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader S-II 31mm Narrowband-Filter (6.5nm) – CMOS-optimized

$223 CAD

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Baader Planetarium Accessory Baader O-III 31mm Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Accessory Baader O-III 31mm Narrowband-Filter (6.5nm) – CMOS-optimized

Baader Planetarium Baader O-III 31mm Narrowband-Filter (6.5nm) – CMOS-optimized

$225 CAD

Back Order

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