Altair OIII 6.5nm 2"
Filter

Altair OIII 6.5nm 2"

altairastro.com/.../altair-2-premium-65nm-oiii-narrowband-filter-307-p.asp
TypeOxygen-III (OIII)
Bandwidth6.5 nm
SizeRound 2"
Users 10
Images 39
Most often used with
ZWO ASI1600MM Pro
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