Astrodon 31mm Unmounted 3NM HA Hydrogen Narrowband Imaging Filter

A good quality Astrodon narrowband 3nm imaging filter with nice clean glass!

Note the plastic 31mm insert has a slight chip not the glass, the plastics only job is that it holds the glass into the 31mm filter slot


 

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Please note:
Only accessories listed in the photograph's are included with the purchase unless otherwise stated.

Photographs are taken by ENS and aren't manufacturer stock images unless otherwise stated.

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