€81.82
Omegon pro H-beta 25nm filter: the best way to see the Horsehead Nebula
Filtros de Hidrógeno Beta
IMPORTANT ANNOUNCEMENT !! When a filter is used between the corrector and the camera the working distance will increase to 1/3 of the thickness of the filter. if a 2mm filter is used it will increase approximately 650 microns, 0.65mm
€114.88
Omegon pro H-beta 25nm filter: the best way to see the Horsehead Nebula
€329.75
Baader CMOS H-Beta 2" x 2mm Narrowband Filter - Precision Grade - with 2" (M48) Thread5.5nm FWHM, recommended for optical systems from f/15 to f/1.8Plano-optically polished, hard-coated Reflex-Blocker™ with sealed...
€205.79
1¼" x 2mm Baader CMOS H-Beta Narrow Band Filter - Precision Grade - with 1¼" (28.5mm) screw thread
5.5nm FWHM, recommended for optical systems from f/15 to f/1.8
Plano-optically polished, hard-coated Reflex-Blocker™...
€222.31
Baader CMOS H-Beta 36mm x 2mm Narrowband Filter - Precision Grade
5.5nm FWHM, recommended for optical systems from f/15 to f/1.8
Plano-optically polished, hard-coated Reflex-Blocker™ with sealed coating edges...
English GB
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: Optimized CMOS&media=https://haxon.es/12795-large_default/36mm-h-beta-narrow-band-filter-55nm-optimized-cmos.jpg){kind=link}