@skyfaller @kelbot
Just found their GitHub is still active :D
https://github.com/osefrance/SolarConcentrator
And the Instructable :D
https://www.instructables.com/Solar-OSE-Solar-concentrator-for-steam-generation/
And their current wiki
http://wiki.osefrance.org/doku.php?id=wiki:concentrateursolaire
@skyfaller @kelbot
And the Instructable :D
https://www.instructables.com/Solar-OSE-Solar-concentrator-for-steam-generation/