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Set of UBVRI Photometric 1.25" filters
I've had these for a few years, but honestly never really got the opportunity to seriously use them.
These are the original Astrodon Schuler set.
If you're interested let me know.
I also have some good standard reference books on photometry...
Last edited by Merlin66; 18-06-2013 at 01:15 PM.
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