Nikon’s D810A is an astrophotography-oriented version of the D810. It’s the first full-frame camera dedicated to astrophotography, and is better able to capture the hydrogen alpha spectral line. It also expands long exposure options, and has garnered speculation as to improvements in low light capabilities. Take a look at its high ISO and color performance in our studio scene. Read more
Articles: Digital Photography Review (dpreview.com)