Nikon D810A (Astrophotography Body)

Andy W

Senior Member
Other that weight and ISO range they look the same.

https://cameradecision.com/compare/nikon-d810-vs-nikon-d810a



This says the sensor is special on the 810A:

[FONT=&quot]The D810 is Nikon's highest-resolution DSLR, and the D810A is a specialized version specifically designed for astrophotography. As well as a higher base ISO sensitivity, the D810A's sensor is modified to capture the specific wavelengths of the light transmitted by distant nebulae. Watch our video to see how José - and the D810A - performed.

https://www.dpreview.com/news/7264920259/heavenly-bodies-nikon-d810-d810a-field-test
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