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36mm Filters
4 Item(s)
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Astrodon - Narrowband - 36mm Unmounted H-a 3 nm Filter
Narrowband Filters Narrowband (NB) filters enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII,
... Learn MoreFREE SHIPPINGModel#: HA3-36R(48 States)
$565.00 -
Astrodon - Narrowband 5 nm H-a > 90%T 36mm Diameter Filter for SBIG ST-8300
Narrowband Filters Narrowband (NB) filters enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII,
... Learn MoreFREE SHIPPINGModel#: HA5-36R(48 States)
$375.00 -
Astrodon - Narrowband 5 nm OIII > 90%T 36mm Diameter Filter for SBIG ST-8300
Astrodon - Narrowband 5 nm OIII 90%T 36mm Diameter Filter for SBIG ST8300
... Learn MoreFREE SHIPPINGModel#: OIII5-36R(48 States)
$375.00 -
Astrodon - Narrowband 5 nm SII > 90%T 36mm Diameter Filter for SBIG ST-8300
Astrodon - Narrowband 5 nm SII 90%T 36mm Diameter Filter for SBIG ST8300
... Learn MoreFREE SHIPPINGModel#: SII5-36R(48 States)
$375.00
4 Item(s)
