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Showing 265 - 288 of 482 products

Showing 265 - 288 of 482 products
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Antlia Filter 1.25" Antlia 4.5nm Narrowband Sulfur II (SII) Edge FiltersAntlia Filter 31mm Unmounted Antlia 4.5nm Narrowband Sulfur II (SII) Edge Filters
Antlia Antlia 4.5nm Narrowband Sulfur II (SII) Edge Filters
From $259 CAD
In stock
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Antlia Filter 1.25" Antlia 4.5nm Narrowband Oxygen III (OIII) Edge FiltersAntlia Filter 31mm Unmounted Antlia 4.5nm Narrowband Oxygen III (OIII) Edge Filters
Antlia Antlia 4.5nm Narrowband Oxygen III (OIII) Edge Filters
From $259 CAD
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Baader Planetarium Accessory Baader UBVRI Bessel R-Filter 2" – photometricBaader Planetarium Accessory Baader UBVRI Bessel R-Filter 2" – photometric
Baader Planetarium Baader UBVRI Bessel R-Filter 2" – photometric
$259 CAD
In stock
Astronomik Filter 2" (M48) Astronomik Hydrogen-Alpha 6nm CCD FilterAstronomik Filter 1.25" (M28.5) Astronomik Hydrogen-Alpha 6nm CCD Filter
Astronomik Astronomik Hydrogen-Alpha 6nm CCD Filter
From $274 CAD
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Astronomik Filter 2" (M48) Astronomik O-III 6nm CCD FilterAstronomik Filter 1.25" (M28.5) Astronomik O-III 6nm CCD Filter
Astronomik Astronomik O-III 6nm CCD Filter
From $274 CAD
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Astronomik Filter 2" (M48) Astronomik S-II 6nm CCD FilterAstronomik Filter 1.25" (M28.5) Astronomik S-II 6nm CCD Filter
Astronomik Astronomik S-II 6nm CCD Filter
From $274 CAD
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Baader Planetarium Accessory UV-IR-CUT / L-Filter, 101x143x3mm, Giant Size - Made for professional movie cameras SALEBaader Planetarium Accessory UV-IR-CUT / L-Filter, 101x143x3mm, Giant Size - Made for professional movie cameras SALE
Baader Planetarium UV-IR-CUT / L-Filter, 101x143x3mm, Giant Size - Made for professional movie cameras SALE
$275 CAD
Sold out
ZWO Filter Wheel ZWO 5 Position 1.25" or 31mm Mini Electronic Filter Wheel - ZWO-EFW-MINIZWO Filter Wheel ZWO 5 Position 1.25" or 31mm Mini Electronic Filter Wheel - ZWO-EFW-MINI
ZWO ZWO 5 Position 1.25" or 31mm Mini Electronic Filter Wheel - ZWO-EFW-MINI
$277 CAD
Back-ordered
Antlia Filter Antlia Quad Band Anti-Light Pollution Filter - 2'' MountedAntlia Filter Antlia Quad Band Anti-Light Pollution Filter - 2'' Mounted
Antlia Antlia Quad Band Anti-Light Pollution Filter - 2 Inch Mounted
$277 CAD
Back-ordered
iOptron Filter Wheel iOptron iEFW 5-Position Electronic Filter Wheel for 1.25" or 31mm Filters - 3381iOptron Filter Wheel iOptron iEFW 5-Position Electronic Filter Wheel for 1.25" or 31mm Filters - 3381
iOptron iOptron iEFW 5-Position Electronic Filter Wheel for 1.25" or 31mm Filters - 3381
$281 CAD
Back-ordered
Optolong Filter Optolong L-Quad Enhance Filter (L-QEF) Quad Bandpass Light Pollution Suppression FilterOptolong Filter Optolong 2" L-Quad Enhance Filter (L-QEF) Quad Bandpass Light Pollution Suppression Filter
Optolong Optolong 2" L-Quad Enhance Filter (L-QEF) Quad Bandpass Light Pollution Suppression Filter
$283 CAD
Back-ordered
William Optics Filter William Optics STC Ultra Layer® Astro Multispectra Fiter 48mm - YF-STC-M48William 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
$285 CAD
Back-ordered
Baader Planetarium Accessory Baader UBVRI Bessel R-Filter 50.4mm – photometricBaader Planetarium Accessory Baader UBVRI Bessel R-Filter 50.4mm – photometric
Baader Planetarium Baader UBVRI Bessel R-Filter 50.4mm – photometric
$287 CAD
Back-ordered
Baader Planetarium Accessory Baader H-Alpha 35nm CCD Filter, 50.4 x 3mm Round - 2458379
Baader Planetarium Baader H-Alpha 35nm CCD Filter, 50.4 x 3mm Round - 2458379
$293 CAD
Sold out
Celestron Filter Celestron Nebula Fitler for the Celestron Origin Intelligent Home Observatory - 93669Celestron Filter Celestron Nebula Fitler for the Celestron Origin Intelligent Home Observatory - 93669
Celestron Celestron Nebula Filter for the Celestron Origin Intelligent Home Observatory - 93669
$300 CAD
Back-ordered
Baader Planetarium Accessory Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader 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
$303 CAD
Back-ordered
Baader Planetarium Accessory Baader S-II 2" Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 2" Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 2" Narrowband-Filter (6.5nm) – CMOS-optimized
$304 CAD
Back-ordered
Baader Planetarium Accessory Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader 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
$304 CAD
Back-ordered
Baader Planetarium Accessory Baader O-III 2" Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 2" Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader O-III 2" Narrowband-Filter (6.5nm) – CMOS-optimized
$307 CAD
Back-ordered
Save $36
Baader Planetarium Filter 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
Baader Planetarium Accessory Baader Methane Filter 1.25" (889nm, 8nm) - 2458295Baader Planetarium Accessory Baader Methane Filter 1.25" (889nm, 8nm) - 2458295
Baader Planetarium Baader Methane Filter 1.25" (889nm, 8nm) - 2458295
$319 CAD
Back-ordered
Baader Planetarium Accessory Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 1.25" - 2458292Baader Planetarium Accessory Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 1.25" - 2458292
Baader Planetarium Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 1.25" - 2458292
$319 CAD
Back-ordered
Baader Planetarium Accessory Baader UBVRI Bessel R-Filter 50x50mm – photometricBaader Planetarium Accessory Baader UBVRI Bessel R-Filter 50x50mm – photometric
Baader Planetarium Baader UBVRI Bessel R-Filter 50x50mm – photometric
$319 CAD
Back-ordered
IDAS Filter M28.6 (1.25") IDAS GNB FiltersIDAS Filter ZF IDAS GNB Filters
IDAS IDAS GNB Filters
$322 CAD
Only 5 units left
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