| chaojiwangta |
2013-12-06 21:37 |
关于衍射极限
~_"/\;1 zemax手册里有这么一句话,If the peak to valley OPD is less than one quarter wave ,then the system is said to be diffraction limited. _9"%;:t 请问这里的peak和valley是指的谁的?OPD又是指的谁的OPD?是一个光点发出的不同光线的OPD吗?还是理想波面和实际波面的光程差(也就是波相差吧)? 请大神明示!!!! 5U%a$.yr 3 3b 3v\N
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