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Showing 73 - 96 of 183 products
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Optolong Filter Optolong L-Para (L-Parallels) Filter 2" Mounted - OPT-L-PARA-2Optolong 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
Baader Planetarium Accessory Baader S-II 50.4mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 50.4mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 50.4mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$369 CAD
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Baader Planetarium Accessory Baader H-alpha 50.4mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader H-alpha 50.4mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 50.4mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$370 CAD
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Astronomik Filter 1.25" (M28.5) Astronomik H-Alpha 6nm CCD MaxFR FilterAstronomik Filter 31mm, Protective Ring/Unthreaded Astronomik H-Alpha 6nm CCD MaxFR Filter
Astronomik Astronomik H-Alpha 6nm CCD MaxFR Filter
From $371 CAD
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Astronomik Filter 1.25" (M28.5) Astronomik O-III 6nm CCD MaxFR FilterAstronomik Filter Clip-Filter EOS R Astronomik O-III 6nm CCD MaxFR Filter
Astronomik Astronomik O-III 6nm CCD MaxFR Filter
From $371 CAD
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Baader Planetarium Accessory Baader O-III 31mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 31mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 31mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$385 CAD
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Baader Planetarium Filter Baader H-alpha Ultra-Narrowband-Filters (3.5nm) – CMOS OptimizedBaader Planetarium Filter Baader H-alpha Ultra-Narrowband-Filters (3.5nm) – CMOS Optimized
Baader Planetarium Baader H-alpha Ultra-Narrowband-Filters (3.5nm) – CMOS Optimized
From $386 CAD
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Baader Planetarium Accessory Baader H-alpha 1¼" f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader H-alpha 1¼" f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 1¼" f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
$388 CAD
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Baader Planetarium Accessory Baader S-II 31mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 31mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 31mm f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$389 CAD
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Baader Planetarium Accessory Baader S-II 31mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 31mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 31mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$391 CAD
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IDAS Filter 48mm Mounted IDAS NBZ FiltersIDAS Filter 52mm Mounted IDAS NBZ Filters
IDAS IDAS NBZ Filters
$392 CAD
Only 3 units left
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Baader Planetarium Accessory Baader O-III 31mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 31mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 31mm f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$392 CAD
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Baader Planetarium Accessory Baader S-II 50.4mm Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 50.4mm Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 50.4mm Narrowband-Filter (6.5nm) – CMOS-optimized
$398 CAD
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Baader Planetarium Filter Baader H-alpha f/2 Ultra-Highspeed-Filter (3.5nm) - CMOS-optimizedBaader Planetarium Filter Baader H-alpha f/2 Ultra-Highspeed-Filter (3.5nm) - CMOS-optimized
Baader Planetarium Baader H-alpha f/2 Ultra-Highspeed-Filter (3.5nm) - CMOS-optimized
From $401 CAD
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Baader Planetarium Accessory Baader O-III 50.4mm Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 50.4mm Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader O-III 50.4mm Narrowband-Filter (6.5nm) – CMOS-optimized
$401 CAD
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Baader Planetarium Accessory Baader H-alpha 31mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader H-alpha 31mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 31mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
$408 CAD
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Optolong Filter Optolong L-Ultimate 3nm Dual Narrowband Filter (H-Alpha and O-III)Optolong Filter Optolong L-Ultimate 3nm Dual Narrowband Filter (H-Alpha and O-III)
Optolong Optolong L-Ultimate 3nm Dual Narrowband Filter (H-Alpha and O-III)
From $410 CAD
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Baader Planetarium Accessory Baader S-II 50x50mm Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 50x50mm Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 50x50mm Narrowband-Filter (6.5nm) – CMOS-optimized
$414 CAD
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Baader Planetarium Accessory Baader O-III 50x50mm Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 50x50mm Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader O-III 50x50mm Narrowband-Filter (6.5nm) – CMOS-optimized
$415 CAD
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Antlia Filter Antlia ALP-T Dual Band 36mm 5nm Mounted FilterAntlia Filter Antlia ALP-T Dual Band 36mm 5nm Mounted Filter
Antlia Antlia ALP-T Dual Band Ha & OIII 5nm 36mm Unmounted Filter
$417 CAD
In stock
Baader Planetarium Accessory Baader O-III 50x50mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 50x50mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader O-III 50x50mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$420 CAD
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Baader Planetarium Accessory Baader S-II 50x50mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 50x50mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 50x50mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$421 CAD
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Baader Planetarium Accessory Baader H-alpha 50x50mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 50x50mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$430 CAD
In stock
Optolong Filter Optolong L-eXtreme F2 Fast Optics Dual Narrowband Filter (H-Alpha and O-III)Optolong Filter Optolong L-eXtreme F2 Fast Optics Dual Narrowband Filter (H-Alpha and O-III)
Optolong Optolong L-eXtreme F2 Fast Optics Dual Narrowband Filter (H-Alpha and O-III)
$439 CAD
In stock