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Showing 241 - 264 of 482 products
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Baader Planetarium Accessory Baader UBVRI Bessel R-Filter 36mm – photometricBaader Planetarium Accessory Baader UBVRI Bessel R-Filter 36mm – photometric
Baader Planetarium Baader UBVRI Bessel R-Filter 36mm – photometric
$231 CAD
Back-ordered
Baader Planetarium Accessory Baader S-II 36mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader 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
$232 CAD
Back-ordered
Baader Planetarium Accessory RGB-R 50.4mm Filter – CMOS-optimizedBaader Planetarium Accessory RGB-R 50.4mm Filter – CMOS-optimized
Baader Planetarium RGB-R 50.4mm Filter – CMOS-optimized
$232 CAD
Back-ordered
Save $93
Baader Planetarium Filter Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393 (Discontinued)Baader Planetarium Filter Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393 (Discontinued)
Baader Planetarium Baader f/2 Highspeed-Filter H-alpha 1.25" - 2459393 (Discontinued)
$233 CAD $326 CAD
Only 1 unit left
Baader Planetarium Accessory Baader H-alpha 36mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader 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
$233 CAD
Back-ordered
Baader Planetarium Accessory RGB-G 50.4mm Filter – CMOS-optimizedBaader Planetarium Accessory RGB-G 50.4mm Filter – CMOS-optimized
Baader Planetarium RGB-G 50.4mm Filter – CMOS-optimized
$233 CAD
Back-ordered
Baader Planetarium Accessory Baader UBVRI Bessel U-Filter 31mm – photometricBaader Planetarium Accessory Baader UBVRI Bessel U-Filter 31mm – photometric
Baader Planetarium Baader UBVRI Bessel U-Filter 31mm – photometric
$233 CAD
Back-ordered
IDAS Filter 52mm Mounted (Use with Base Filter) IDAS NB3 FiltersIDAS Filter Di Mounted IDAS NB3 Filters
IDAS IDAS NB3 Filters
$241 CAD
Only 1 unit left
Baader Planetarium Accessory RGB-B 50x50mm Filter – CMOS-optimizedBaader Planetarium Accessory RGB-B 50x50mm Filter – CMOS-optimized
Baader Planetarium RGB-B 50x50mm Filter – CMOS-optimized
$241 CAD
Back-ordered
IDAS Filter 48mm Mounted IDAS NB1 FiltersIDAS Filter IDAS NB1 Filters
IDAS IDAS NB1 Filters
From $242 CAD
In stock, 6 units
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Baader Planetarium Accessory RGB-R 50x50mm Filter – CMOS-optimizedBaader Planetarium Accessory RGB-R 50x50mm Filter – CMOS-optimized
Baader Planetarium RGB-R 50x50mm Filter – CMOS-optimized
$243 CAD
Back-ordered
Baader Planetarium Accessory RGB-G 50x50mm Filter – CMOS-optimizedBaader Planetarium Accessory RGB-G 50x50mm Filter – CMOS-optimized
Baader Planetarium RGB-G 50x50mm Filter – CMOS-optimized
$244 CAD
Back-ordered
Optolong Filter Optolong Venus U Planetary Filter
Optolong Optolong Venus U Planetary Filter
From $245 CAD
In stock
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Baader Planetarium Accessory Baader UHC-S Nebula Filter 50x50 Square, L-Booster - 2458279
Baader Planetarium Baader UHC-S Nebula Filter 50x50 Square, L-Booster - 2458279
$247 CAD
Sold out
Astronomik Filter 1.25" (M28.5) Astronomik O-III 12nm CCD MaxFR FilterAstronomik Filter 2" (M48) Astronomik O-III 12nm CCD MaxFR Filter
Astronomik Astronomik O-III 12nm CCD MaxFR Filter
From $247 CAD
In stock
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Astronomik Filter 31mm, Protective Ring/Unthreaded Astronomik S-II 12nm CCD MaxFR FilterAstronomik Filter 1.25" (M28.5) Astronomik S-II 12nm CCD MaxFR Filter
Astronomik Astronomik S-II 12nm CCD MaxFR Filter
From $247 CAD
In stock
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Baader Planetarium Baader H-beta Narrowband-Filter (5.5nm) – CMOS-Optimized
From $247 CAD
In stock
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Baader Planetarium Accessory Baader UBVRI Bessel U-Filter 36mm – photometric
Baader Planetarium Baader UBVRI Bessel U-Filter 36mm – photometric
$248 CAD
Back-ordered
Antlia Filter Antlia Triband RGB Ultra 2" Mounted FilterAntlia Filter Antlia Triband RGB Ultra 2" Mounted Filter
Antlia Antlia Triband RGB Ultra II 2 Inch Mounted Filter
$251 CAD
Back-ordered
Optolong Filter 2" Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)Optolong Filter Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)
Optolong Optolong L-eNhance Dual Narrowband Filter (H-Alpha and H-Beta/O-III)
From $254 CAD
In stock
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Sightron Japan Filter Sightron Japan LPS-C1 FilterSightron Japan Filter Sightron Japan LPS-C1 Filter
Sightron Japan Sightron Japan LPS-C1 Filter
$255 CAD
Back-ordered
Explore Scientific Filter Explore Scientific Nebula Filter 2" H-Beta - 310230Explore Scientific Filter Explore Scientific Nebula Filter 2" H-Beta - 310230
Explore Scientific Explore Scientific Nebula Filter 2" H-Beta - 310230
$259 CAD
In stock
Celestron Accessory Celestron 2" Mirror Diagonal with XLT Coating - 93527Celestron Accessory Celestron 2" Mirror Diagonal with XLT Coating - 93527
Celestron Celestron 2" Mirror Diagonal with XLT Coating - 93527
$259 CAD
In stock
Antlia Filter 1.25" Antlia 4.5nm Narrowband H-alpha (Ha) Edge FiltersAntlia Filter 31mm Unmounted Antlia 4.5nm Narrowband H-alpha (Ha) Edge Filters
Antlia Antlia 4.5nm Narrowband H-alpha (Ha) Edge Filters
From $259 CAD
In stock
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