Carl Zeiss Jena Deltrintem 8x30 (Germany) ➤ B8x30 (USSR) ➤ 8x30 62-8WYJ (China)

Carl Zeiss Jena Deltrintem 8x30 (Germany). 1920 (allbinos.com)

B8x30 (USSR).  (holgermerlitz.de)

8x30 military 62-8WYJ (China). (holgermerlitz.de)