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Space expert Q&A: Can astronauts wear glasses?
02:00

China's first astronaut wearing glasses showcases the country's advancement in manned space technology. Dr. Gui Haichao, a member of the Shenzhou-16 crew, the first payload expert, came as a surprise to many people who used to believe that exceptional eyesight is a must to go to space. CGTN spoke with Dr. Yang Yuguang, vice chair of the International Astronautical Federation Space Transportation Committee.

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