Dr Qui is going to approach Nikon and see if he can get access to their full frame CMOS mono chip used in this Nikon Microscope camera.
7.3 micron pixels - 4908 x 3264 array - 16.25Mp - QE 80% at 500nm - 2.2 e read noise - 0.6 e dark current - 60,000e Full well - 14 bit
https://www.nikoninstruments.com/Pro...-Heads/DS-Qi2#
Bill
EDIT: found some more specs on the chip