ASTRODON 3NM H-ALPHA NARROWBAND FILTER - 50MM ROUND UNMOUNTED
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Pristine 3nm H-Alpha filter unmounted 50mm Round
No defects and clean
Photos show both sides of filter. Notice one side has blue tinge and the other yellow
I tried to show the surface so what you are seeing is reflection, not the white background
Buyer Pays Paypal and Shipping
No defects and clean
Photos show both sides of filter. Notice one side has blue tinge and the other yellow
I tried to show the surface so what you are seeing is reflection, not the white background
Buyer Pays Paypal and Shipping
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