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Showing 361 - 384 of 482 products
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Baader Planetarium Accessory Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 2" - 2458291Baader Planetarium Accessory Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 2" - 2458291
Baader Planetarium Baader U-Filter (Venus, Ultraviolet, ZWL 350nm), 2" - 2458291
$445 CAD
Back-ordered
Baader Planetarium Accessory Baader UBVRI Bessel U-Filter 65x65mm – photometric
Baader Planetarium Baader UBVRI Bessel U-Filter 65x65mm – photometric
$446 CAD
Back-ordered
Baader Planetarium Accessory Baader H-alpha 36mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader H-alpha 36mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 36mm f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
$448 CAD
Back-ordered
Baader Planetarium Accessory Baader FCCT I Filterholder for RASA 8, suitable for Ø 77 mm QHY-Cameras (e.g. QHY 174 / 163 / 183)Baader Planetarium Accessory Baader FCCT I Filterholder for RASA 8, suitable for Ø 77 mm QHY-Cameras (e.g. QHY 174 / 163 / 183)
Baader Planetarium Baader FCCT I Filterholder for RASA 8, suitable for Ø 77 mm QHY-Cameras (e.g. QHY 174 / 163 / 183)
$449 CAD
Back-ordered
Baader Planetarium Accessory Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$458 CAD
Back-ordered
Askar Filter Askar Color Magic 6nm Duo-Narrowband SII & OIII Imaging Filter - 2" MountedAskar Filter Askar Color Magic 6nm Duo-Narrowband SII & OIII Imaging Filter - 2" Mounted
Askar Askar Colour Magic D2 6nm Duo-Narrowband SII & OIII Imaging Filter - 2" Mounted
$459 CAD
In stock
Askar Filter Askar Color Magic 6nm Duo-Narrowband Ha & OIII Imaging Filter - 2" MountedAskar Filter Askar Color Magic 6nm Duo-Narrowband Ha & OIII Imaging Filter - 2" Mounted
Askar Askar Colour Magic D1 6nm Duo-Narrowband Ha & OIII Imaging Filter - 2" Mounted
$459 CAD
In stock
Celestron Filter Celestron H-alpha H-beta OIII Imaging Filter, Rowe-Ackermann Schmidt Astrograph (RASA) 8 - 93619Celestron Filter Celestron H-alpha H-beta OIII Imaging Filter, Rowe-Ackermann Schmidt Astrograph (RASA) 8 - 93619
Celestron Celestron H-alpha H-beta OIII Imaging Filter, Rowe-Ackermann Schmidt Astrograph (RASA) 8 - 93619
$461 CAD
In stock
Baader Planetarium Accessory Baader S-II 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimized
$470 CAD
Back-ordered
QHYCCD Filter Wheel QHYCCD CFW3M-SR 3rd Generation Medium Standard Thickness Filter Wheel - 5 x 2" (or 50mm Unmounted)
QHYCCD QHYCCD CFW3M-SR 3rd Generation Medium Standard Thickness Filter Wheel - 5 x 2" (or 50mm Unmounted) and 7 x 36mm Filter Versions - QHYCFW3M-SR
$471 CAD
In stock
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Baader Planetarium Accessory Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 2" unmounted (ø 47,4mm) for FCCT f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$472 CAD
Back-ordered
Baader Planetarium Accessory Baader O-III 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader O-III 65x65mm Narrowband-Filter (6.5nm) – CMOS-optimized
$473 CAD
Back-ordered
Baader Planetarium Accessory Baader O-III 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$477 CAD
Back-ordered
Baader Planetarium Accessory Baader O-III 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader O-III 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$478 CAD
In stock
Svbony Filter Svbony SV227 SHO 5nm 2" Filter Set SII H-Alpha OIII Narrowband Photographic Filters for Deep Sky - W9187DA-W9187DB-W9187DCSvbony Filter Svbony SV227 SHO 5nm 2" Filter Set SII H-Alpha OIII Narrowband Photographic Filters for Deep Sky - W9187DA-W9187DB-W9187DC
Svbony Svbony SV227 SHO 5nm 2" Filter Set SII H-Alpha OIII Narrowband Photographic Filters for Deep Sky - W9187DA-W9187DB-W9187DC
$479 CAD
In stock
Optolong Filter Optolong 3nm Oxygen-III Filter
Optolong Optolong 3nm Oxygen-III Filter
From $481 CAD
In stock
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Baader Planetarium Accessory Baader O-III 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader O-III 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader O-III 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$481 CAD
Back-ordered
Baader Planetarium Accessory Baader S-II 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader S-II 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$482 CAD
Back-ordered
Baader Planetarium Accessory Baader S-II 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 2" f/3 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$482 CAD
Back-ordered
Baader Planetarium Accessory Baader H-alpha 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader H-alpha 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 65x65mm f/2 Highspeed-Filter (6.5nm) – CMOS-optimized
$486 CAD
Back-ordered
Baader Planetarium Accessory Baader S-II 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimizedBaader Planetarium Accessory Baader S-II 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
Baader Planetarium Baader S-II 2" f/2 Ultra-Highspeed-Filter (4nm) – CMOS-optimized
$492 CAD
In stock
Antlia Filter Antlia ALP-T Dual Band Highspeed 3nm Ha & OIII / 3.5nm SII & Hb 2" Mounted FiltersAntlia Filter SET - 3nm Ha & OIII / 3.5nm SII & Hb Antlia ALP-T Dual Band Highspeed 3nm Ha & OIII / 3.5nm SII & Hb 2" Mounted Filters
Antlia Antlia ALP-T Dual Band 3nm Ha & OIII / 3.5nm SII & Hb 2 Inch Mounted Filters
From $504 CAD
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Baader Planetarium Accessory Baader H-alpha 2" f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimizedBaader Planetarium Accessory Baader H-alpha 2" f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
Baader Planetarium Baader H-alpha 2" f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized
$508 CAD
Back-ordered
Baader Planetarium Accessory LRGB 36mm Filterset – CMOS-optimizedBaader Planetarium Accessory LRGB 36mm Filterset – CMOS-optimized
Baader Planetarium LRGB 36mm Filterset – CMOS-optimized
$513 CAD
Back-ordered