€314.05
2" x 2mm Baader H-alpha Ultra-Narrowband CMOS Filter - premium grade - with 2" screw thread (M48)3.5nm FWHM (to harmonize shutter speed with O-III/S-II), recommended for optical systems slower than f/3.4Enables the...
English GB
Español ![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F2505-2-35nm-h-alpha-ultra-narrowband-filter-optimized-for-cmos-2001520007768.html&description=2" (3.5nm) H-alpha ultra-narrowband filter: optimized for CMOS&media=https://haxon.es/12759-large_default/2-35nm-h-alpha-ultra-narrowband-filter-optimized-for-cmos.jpg){kind=link}
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 ultra narrow band H-alpha filter - CMOS optimized&media=https://haxon.es/12773-large_default/36mm-35nm-ultra-narrow-band-h-alpha-filter-cmos-optimized.jpg){kind=link}
![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F2518-2-h-beta-narrow-band-filter-55nm-optimized-cmos-2001520007768.html&description=2" H-Beta Narrow Band Filter (5.5nm) – Optimized CMOS&media=https://haxon.es/12787-large_default/2-h-beta-narrow-band-filter-55nm-optimized-cmos.jpg){kind=link}
![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F2519-1-h-beta-narrowband-filter-55nm-optimized-cmos-2001520007768.html&description=1¼" H-Beta narrowband filter (5.5nm) – Optimized CMOS&media=https://haxon.es/12791-large_default/1-h-beta-narrowband-filter-55nm-optimized-cmos.jpg){kind=link}
: Optimized CMOS&media=https://haxon.es/12795-large_default/36mm-h-beta-narrow-band-filter-55nm-optimized-cmos.jpg){kind=link}
![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F2521-36mm-h-beta-narrow-band-filter-55nm-optimized-cmos-2001520007768.html&description=Filtro de banda ultra estrecha O-III de 2" (4 nm): CMOS optimizado&media=https://haxon.es/12799-large_default/36mm-h-beta-narrow-band-filter-55nm-optimized-cmos.jpg){kind=link}
 O-III Ultra Narrow Band Filter - Optimized for CMOS&media=https://haxon.es/12806-large_default/36mm-4nm-o-iii-ultra-narrow-band-filter-optimized-for-cmos.jpg){kind=link}
![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F2523-36mm-4nm-o-iii-ultra-narrow-band-filter-optimized-for-cmos-2001520007768.html&description=1¼" O-III Ultra Narrowband Filter (4nm): Optimized CMOS&media=https://haxon.es/12811-large_default/36mm-4nm-o-iii-ultra-narrow-band-filter-optimized-for-cmos.jpg){kind=link}
![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F2524-2-s-ii-ultra-narrowband-filter-4nm-optimized-cmos-2001520007768.html&description=2" S-II Ultra Narrowband Filter (4nm): Optimized CMOS&media=https://haxon.es/12817-large_default/2-s-ii-ultra-narrowband-filter-4nm-optimized-cmos.jpg){kind=link}
![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F2526-36mm-4nm-s-ii-ultra-narrow-band-filter-optimized-for-cmos-2001520007768.html&description=1¼" S-II Ultra Narrow Band Filter (4nm): Optimized CMOS&media=https://haxon.es/12828-large_default/36mm-4nm-s-ii-ultra-narrow-band-filter-optimized-for-cmos.jpg){kind=link}
 S-II Ultra Narrow Band Filter - Optimized for CMOS&media=https://haxon.es/12837-large_default/36mm-4nm-s-ii-ultra-narrow-band-filter-optimized-for-cmos.jpg){kind=link}
![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F860-omegon-filters-uhc-filter-2-2001520007768.html&description=Omegon Filters UHC Filter, 2"&media=https://haxon.es/4517-large_default/omegon-filters-uhc-filter-2.jpg){kind=link}
![](http://pinterest.com/pin/create/button/?url=https%3A%2F%2Fhaxon.es%2Fgb%2Ftelescopios%2F863-omegon-filters-oiii-filter-2-2001520007768.html&description=Omegon Filters OIII Filter 2"&media=https://haxon.es/4531-large_default/omegon-filters-oiii-filter-2.jpg){kind=link}
