precision optical system中文什么意思

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In the era of rapid advancement of photonic technology in the new millennium , the demand for precision optical systems and components is growing in unprecedented speed
"尽最大努力提供给客户一个高质素的服务，从设计到制造完成，将会是一个合理的交货期，合理的价格" 。
At present , the shape precision of sic mirrors ca n ' t still meet the requirement for high - precision optical system , and this status restricts their application . consequently , it is a key issue to research the processing property of sic materials . in this dissertation , quantificational lapping and polishing technologies of sic materials are thoroughly studied
作为一种多相陶瓷， sic的材质既硬且脆，加工难度很大；从已见报道的sic反射镜来看，其面形精度尚不能满足高精度光学系统的成像要求，这使得它在应用中受到限制；因此，探索sic材料的加工工艺性是目前亟待解决的关键问题之一。

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