Yep.
The R3 is not the Polish Chrono. It's Czech.
https://www.air-chrony.com/en/content/13-wholesale
The R3 us what Air Chrony made after selling the R2 Polish Chrono for a while.
AIR CHRONY s.r.o.
Lublaňská 1731/19
120 00 Praha 2
Czech Republic
R2 which is the Polish Chrono
https://chrono.lmbr.pl/products.html
Made by
LMBR
10-687 Olsztyn
Bartag ul. Cisowa 17
Poland