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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 337 - 360 of 487 products
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Baader Planetarium
Baader H-alpha 50.4mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
Sale price$554 CAD
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Baader Planetarium
Baader H-alpha 50x50mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
Sale price$634 CAD
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Baader Planetarium
Baader H-alpha 65x65mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
Sale price$794 CAD
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Baader Planetarium
Baader O-III 1¼" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$327 CAD
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Baader Planetarium
Baader O-III 31mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$352 CAD
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Baader Planetarium
Baader O-III 36mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$421 CAD
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Baader Planetarium
Baader O-III 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$477 CAD
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Baader Planetarium
Baader O-III 50.4mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$514 CAD
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Baader Planetarium
Baader O-III 50x50mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$526 CAD
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Baader Planetarium
Baader O-III 65x65mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$701 CAD
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Baader Planetarium
Baader O-III 1¼" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$336 CAD
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Baader Planetarium
Baader O-III 31mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$359 CAD
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Baader Planetarium
Baader O-III 36mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$422 CAD
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Baader Planetarium
Baader O-III 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$478 CAD
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Baader Planetarium
Baader O-III 50.4mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$516 CAD
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Baader Planetarium
Baader O-III 50x50mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$532 CAD
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Baader Planetarium
Baader O-III 65x65mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$705 CAD
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Baader Planetarium
Baader S-II 1¼" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$333 CAD
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Baader Planetarium
Baader S-II 31mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$356 CAD
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Baader Planetarium
Baader S-II 36mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$426 CAD
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Baader Planetarium
Baader S-II 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$482 CAD
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Baader Planetarium
Baader S-II 50.4mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$520 CAD
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Baader Planetarium
Baader S-II 50x50mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$530 CAD
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Baader Planetarium
Baader S-II 65x65mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Sale price$705 CAD
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