https://www.sonyalpharumors.com/amaz...format-sensor/
2.81 micron pixels. I doubt this will ever show up in an astro camera but it shows where the future is going with Sony sensors.
Sony has a few sensors I don't see being used by ZWO or QHY etc. A 50mp, a 40mp. Some have larger pixels which may suit most imagers scopes beter.
Greg.