Astronomik - 6nm OIII MFR Narrowband Filter - 50mm Round Unmounted

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$469.95

Availability: Estimated shipping time is 3-5 Days

The OIII line (501 nm) is located in the blue-green portion of the spectrum, making them very suitable for observing most planetary nebulae and supernovae remnants and other objects with doubly ionized oxygen.

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SKU: ASN-OIIICCD6-50R