Is the Zeiss Garex a proper Zeiss?

Yes.

ZEISS JARRY series is a young product launched by ZEISS brand for online and fast-fashion users, and there are JARRY single-light, JARRY anti-blue light, and JARRY digital-type products for the unused use environment and use crowd. So Zeiss Jia Rui is proper Zeiss.

ZEISS is a German company that manufactures optical systems, industrial measuring instruments and medical devices. The company's name comes from one of the founders, German optician Carl Zeiss.