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(设置&技巧)如何快速更换玻璃且尽可能小影响系统性能

  • November 19, 2021
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yuan.chen
Zemax Staff
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分享一个我设计时用的技巧:改变材料时的'/p'。在改变材料时,它能保持镜头的光焦度(即镜头的焦距)不变。相比于光焦度恒定的曲率求解,这个设置可以保持镜头形状因子不变,对于像差的影响比较小。

下面是一个例子,将一个单透镜从N-BK7改为SF2。 /p会自动改变镜头的半径以适应指数的变化,以保持焦距400mm。 

 

 

 

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