Shooting pictures of the moon with a #Nikkor 800 f/6.3 PF, the chromatic aberration is blue at the top, and red at the bottom.
Can anyone explain what is going on here?
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@ct_bergstrom Went down the rabbit hole on this after I saw the answer and found this article with a nice photo of Venus that really illustrates the effect. https://www.skyatnightmagazine.com/astrophotography/atmospheric-dispersion-corrector/
