珍珠湾

岳东晓

Zhen Zhu Wan Online Community Club of Elite Chinese

Zhen Zhu Wan Online Community Club of Elite Chinese


PRC makes the world's biggest(1ps@4.03m)silicon carbide(lite,stiff&stable)mirror
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Mao Clone

08/25/2018, 14:07:59




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http://www.ecns.cn/news/cns-wire/2018-08-22/detail-ifyxikfc9639274.shtml

15 yrs of hard work. For space scope I guess; but it must operate under active optics control for earth observation

Researchers with the CAS Changchun Institute of Optics, Fine Mechanics and Physics show a silicon carbide (SiC) single mirror blank with a record-breaking diameter of 4.03 meters in Changchun City, Northeast China’s Jilin Province, Aug. 21, 2018.  (Photo: China News Service/Sun Zifa)






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