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Which direction is better, optical design or optical technology?

As of December 11, 2022, optical design is more theoretical, and optical technology is more practical.

According to the Zhiyouji website, there are 718 job openings for optical design engineers, who are mainly responsible for design work. There are 148 vacancies for optical process engineers, who are mainly responsible for processing and production operations.

The work to be completed by optical design should include optical system design and optical system structural design.