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Baader 3.5nm / 4nm Ultra-Narrowband Filters – CMOS-optimized (H-alpha / O-III / S-II)
Baader Planetariumfrom $285.00Baader H-alpha / O-III / S-II Ultra-Narrowband (Narrowband) filter set - Premium Grade 3.5 / 4 nm half width (to harmonize the exposure time of H...
View full detailsfrom $285.00 -
Baader 6.5nm Narrowband Filter Set – CMOS-optimized (H-alpha, O-III, S-II)
Baader Planetariumfrom $457.00Baader H-alpha / O-III / S-II Narrowband Filter Set - Precision Grade 6.5 nm FWHM, recommended for optical systems from f / 10 to f / 3.5 Reflex-...
View full detailsfrom $457.00
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