What is an aspherical surface?
什么是非球面？
Very good result was given when an off-axis aspherical surface...
加工的离轴非球面最终结果是令人满意的。
The unfocused aspherical surface system is one of the main structure of large emiting system.
无焦非球面系统是激光发射系统采用的主要结构之一。
The unfocused aspherical surface system is one of the main structure of large emiting system.
无焦非球面系统是激光发射系统采用的主要结构之一。
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