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This page lists narrow band H-Alpha filters for deep-sky astrophotography. They are available in several dimensions suitable for many filter wheels and accessories.
H-Alpha and other filters for DSLR cameras are all available in a dedicated page named "DSLR Filters". For viewing click here.
Antlia Filters 50.8 mounted H-alpha PRO 3nm narrowband filter
Antlia Filters 36 unmounted H-alpha 3 nm PRO narrowband filter.
Antlia Filters 31 mm unmounted H-alpha 3 nm PRO narrowband filter
Antlia Filters 1.25" / 31.8 mounted H-alpha 3 nm PRO narrowband filter
Astrodon Filter H-Alpha 5 Nm Diameter 50 mm, Unmounted.
Astrodon narrowband H-alpha 5 nm 31 mm round unmounted filter.
H-Filter 5Nm In Diameter. 31.8 mm Mounted In The Cell.
Antlia Filters 1.25" / 31.8 mounted H-alpha 3.5 nm narrowband filter
Astronomik H-alpha 6nm CCD Filter mounted in 2” / 50.8 mm threaded cell for using with 2” / 50.8 mm accessories.
Astronomik H-alpha 12nm CCD Filter mounted in round cell, 31 mm diameter, for using with compatible filter wheels.
Filter H-3 Nm Diameter. 31.8 mm Mounted In Cell
Astronomik H-alpha 6nm CCD Filter mounted in round cell, 31 mm diameter, for using with compatible filter wheels.
Astronomik H-alpha 6nm CCD Filter unmounted in square cell, 50x50 mm, for using with compatible filter wheels.
Astronomik H-alpha 6nm CCD Filter mounted in round cell, 36 mm diameter, for using with compatible filter wheels.
Astronomik H-alpha 12nm CCD Filter mounted in round cell, 36 mm diameter, for using with compatible filter wheels.
Astronomik H-alpha 6nm CCD Filter mounted in round cell, 50 mm diameter, for using with compatible filter wheels.
Astronomik H-alpha 6nm CCD Filter mounted in 1.25” / 31.8 mm threaded cell for using with 1.25” / 31.8 mm accessories.
Astronomik H-alpha 12nm CCD Filter mounted in round cell, 50 mm diameter, for using with compatible filter wheels.