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Showing 241 - 264 of 491 products
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Askar Focal Reducer Askar Color Magic Duo-Narrowband 3nm Ha & OIII Imaging Filter - 2" MountedAskar Focal Reducer Askar Color Magic Duo-Narrowband 3nm Ha & OIII Imaging Filter - 2" Mounted
Askar Askar Colour Magic Ultra E1 Duo Narrowband Filter (OIII&Ha) - ASKAR2DBE1
$872 CAD
In stock
Baader Planetarium Filter Baader UBVRI Bessel I-Filter – PhotometricBaader Planetarium Filter Baader UBVRI Bessel I-Filter – Photometric
Baader Planetarium Baader UBVRI Bessel I-Filter – Photometric
From $231 CAD
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Optolong Filter Optolong O-III 6.5nm Filter
Optolong Optolong O-III 6.5nm Filter
From $189 CAD $199 CAD
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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
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Explore Scientific Filter Explore Scientific Nebula Filter 1.25" H-Beta - 310235Explore Scientific Filter Explore Scientific Nebula Filter 1.25" H-Beta - 310235
Explore Scientific Explore Scientific Nebula Filter 1.25" H-Beta - 310235
$187 CAD
In stock
Svbony Filters Svbony SV220 Dual-Band 7nm SII & OIII Nebula Filter - W9172Svbony Filters Svbony SV220 Dual-Band 7nm SII & OIII Nebula Filter - W9172
Svbony Svbony SV220 Dual-Band 7nm SII & OIII Nebula Filter - W9172
From $139 CAD
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ZWO Filters ZWO NEW 5 Position 1.25"/31mm Mini Electronic Filter Wheel - ZWO EFW-5x1.25-25ZWO Filters ZWO NEW 8 position 1.25"/31mm Electronic Filter Wheel - ZWO-EFW-8x1.25-25
ZWO ZWO NEW 5 Position 1.25"/31mm Mini Electronic Filter Wheel - ZWO EFW-5x1.25-25
$279 CAD
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ZWO Filters ZWO New 2025 7 position 36mm Electronic Filter Wheel - ZWO EFW-7x36-25ZWO Filters ZWO NEW 8 position 1.25"/31mm Electronic Filter Wheel - ZWO-EFW-8x1.25-25
ZWO ZWO New 2025 7 position 36mm Electronic Filter Wheel - ZWO EFW-7x36-25
$419 CAD
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ZWO Filters ZWO NEW 5 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-5X2-25ZWO Filters ZWO NEW 8 position 1.25"/31mm Electronic Filter Wheel - ZWO-EFW-8x1.25-25
ZWO ZWO NEW 5 Position 2"/50mm Electronic Filter Wheel - ZWO-EFW-5X2-25
$419 CAD
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ZWO Filters ZWO NEW 8 position 1.25"/31mm Electronic Filter Wheel - ZWO-EFW-8x1.25-25ZWO Filters ZWO NEW 8 position 1.25"/31mm Electronic Filter Wheel - ZWO-EFW-8x1.25-25
ZWO ZWO NEW 8 position 1.25"/31mm Electronic Filter Wheel - ZWO-EFW-8x1.25-25
$419 CAD
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Baader Planetarium Accessory Baader UFC S70/C8 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459131Baader Planetarium Accessory Baader UFC S70/C8 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459131
Baader Planetarium Baader UFC S70/C8 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459131
$107 CAD
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Baader Planetarium Accessory Baader UFC S70/C11/C9.25 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459132Baader Planetarium Accessory Baader UFC S70/C11/C9.25 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459132
Baader Planetarium Baader UFC S70/C11/C9.25 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459132
$114 CAD
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Baader Planetarium Accessory Baader UFC S70/C14 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459133Baader Planetarium Accessory Baader UFC S70/C14 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459133
Baader Planetarium Baader UFC S70/C14 Hyperstar/SC/HD Adapter - with S70 Dovetail - 2459133
$130 CAD
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Baader Planetarium Accessory Baader UFC FLI Adapter, connects to FLI-cameras, for ML and PL Flange - with mounting plate for UFC-BASE - 2459122
Baader Planetarium Baader UFC FLI Adapter, connects to FLI-cameras, for ML and PL Flange - with mounting plate for UFC-BASE - 2459122
$140 CAD
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Baader Planetarium Accessory Baader UFC 1.25" AUX Mounted Filter-Holder (requires Filter Slider UFC-RD50 #2459113) - 2459153Baader Planetarium Accessory Baader UFC 1.25" AUX Mounted Filter-Holder (requires Filter Slider UFC-RD50 #2459113) - 2459153
Baader Planetarium Baader UFC 1.25" AUX Mounted Filter-Holder (requires Filter Slider UFC-RD50 #2459113) - 2459153
$17 CAD
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Baader Planetarium Accessory Baader UFC D 31mm AUX Filter-Holder (Requires #2459113) - 2459151Baader Planetarium Accessory Baader UFC D 31mm AUX Filter-Holder (Requires #2459113) - 2459151
Baader Planetarium Baader UFC D 31mm AUX Filter-Holder (Requires #2459113) - 2459151
$17 CAD
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Baader Planetarium Accessory Baader UFC D 36 mm AUX Filter-Holder (requires Filter Slider UFC-RD50 #2459113) - 2459152Baader Planetarium Accessory Baader UFC D 36 mm AUX Filter-Holder (requires Filter Slider UFC-RD50 #2459113) - 2459152
Baader Planetarium Baader UFC D 36 mm AUX Filter-Holder (requires Filter Slider UFC-RD50 #2459113) - 2459152
$17 CAD
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Baader Planetarium Accessory Baader UFC M72 Adapter, External M72 thread facing camera - with mounting plate for UFC-BASE - 2459123Baader Planetarium Accessory Baader UFC M72 Adapter, External M72 thread facing camera - with mounting plate for UFC-BASE - 2459123
Baader Planetarium Baader UFC M72 Adapter, External M72 thread facing camera - with mounting plate for UFC-BASE - 2459123
$88 CAD
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Baader Planetarium Accessory Baader UFC S70 / M68 Adapter, M68 (m) thread facing telescope – with S70 dovetail - 2459127Baader Planetarium Accessory Baader UFC S70 / M68 Adapter, M68 (m) thread facing telescope – with S70 dovetail - 2459127
Baader Planetarium Baader UFC S70 / M68 Adapter, M68 (m) thread facing telescope – with S70 dovetail - 2459127
$37 CAD
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Baader Planetarium Accessory Baader UFC M68 Adapter, M68x1 internal thread facing camera – with mounting plate for UFC-Base - 2459118Baader Planetarium Accessory Baader UFC M68 Adapter, M68x1 internal thread facing camera – with mounting plate for UFC-Base - 2459118
Baader Planetarium Baader UFC M68 Adapter, M68x1 internal thread facing camera – with mounting plate for UFC-Base - 2459118
$49 CAD
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Baader Planetarium Accessory Baader UFC S70 / RASA 36 Adapter, RASA-plate facing telescope – with S70 dovetail - 2459135Baader Planetarium Accessory Baader UFC S70 / RASA 36 Adapter, RASA-plate facing telescope – with S70 dovetail - 2459135
Baader Planetarium Baader UFC S70 / RASA 36 Adapter, RASA-plate facing telescope – with S70 dovetail - 2459135
$369 CAD
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Baader Planetarium Accessory Baader UFC 2" SC-Adapter, External 2" SC Thread Facing Camera - 2459120
Baader Planetarium Baader UFC 2" SC-Adapter, External 2" SC Thread Facing Camera - 2459120
$43 CAD
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Baader Planetarium Accessory Baader UFC S70/2" S-C Adapter, Internal 2" SCT thread connects to telescope - with S70 Dovetail - 2459128Baader Planetarium Accessory Baader UFC S70/2" S-C Adapter, Internal 2" SCT thread connects to telescope - with S70 Dovetail - 2459128
Baader Planetarium Baader UFC S70/2" S-C Adapter, Internal 2" SCT thread connects to telescope - with S70 Dovetail - 2459128
$37 CAD
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Baader Planetarium Accessory Baader UFC Straylight Shield when mounting UFC onto Camera Lenses -with mounting plate for UFC-BASE - 2459121Baader Planetarium Accessory Baader UFC Straylight Shield when mounting UFC onto Camera Lenses -with mounting plate for UFC-BASE - 2459121
Baader Planetarium Baader UFC Straylight Shield when mounting UFC onto Camera Lenses -with mounting plate for UFC-BASE - 2459121
$49 CAD
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