Its still the Cover for the Eachine Pro58 Modul for the Fatshark Attitude v3 Goggles.
I just modified it slightly up in Tinkercad and put it thru some cleanup in 3D Builder, so i was finally able to print this.
The originalfile was from here https://www.thingiverse.com/thing:2626044
uploaded some picture
I'm using this cover for my Attitude v2 and its working great :)
Its designed for this Modul, but should also fit almost any in this size: