Perfect optical system dose not be inhibited by physical conditions and every object point has ideal point image.
理想的光学系统是不受物理条件约束的，每个物点都成理想点像。
There are several optical designs used for telescopes. No optical system is absolutely perfect.
在望远镜设计中都存在着几种像差，没有所谓的完美的光学系统。
The bend optical fiber probe is used in developed NSOM system and the perfect images are obtained.
利用该方法研制的成品弯曲光纤探针应用于光子扫描隧道显微镜系统，得到了比较理想的样品图像。
The bend optical fiber probe is used in developed NSOM system and the perfect images are obtained.
利用该方法研制的成品弯曲光纤探针应用于光子扫描隧道显微镜系统，得到了比较理想的样品图像。
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