I was able to find great detail about the panel used in the Framework 13.
https://www.panelook.com/NE135FBM-N41_BOE_13.5_LCM_overview_44979.html
I wonder of the Luminance, pixel format, or the type of LED (WLED in this case) is used.
I can use this laptop, but it's not very comfortable. It's way better for my health than a modern MacBook though.