[求助]用ZEMAX计算光纤的耦合效率 [复制链接]

我用ZEMAX计算光纤的耦合效率，可是我发现当接收光纤的数值孔径增大时耦合效率反而降低了，这是怎么回事呢？

我也想知道，同问，呵呵

我是新手也想知道对于光耦合的问题

有没有这方面的书籍？

我也想知道

System Efficiency              :      0.999138 b@!:=_Mr  
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Receiver Efficiency            :      0.945327 aH  
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Coupling Efficiency            :      0.944512 (-0.2479 dB) ZHcONYAr  
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Maximum Efficiency              :      0.995227 ]Ly8s#<g]N  
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The system efficiency is the fraction of the energy in the source IW mHp]  
beam that exits the optical system. This value is determined by  Zsgi{  
the input na, entrance pupil size and position, apodization, 716hpj#*  
transmission of the optics, and vignetting. fQ1 0O(`g,  
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The receiver efficiency is the fraction of the transmitted energy 9GE]<v,_[  
that couples from the exit pupil to the receiving fiber. This pW7kj&a_.  
value is determined by aberrations and the na of the receiving fiber. mQL8QW[c  
/0l-mfRr  
The coupling efficiency is the fraction of energy radiated 4]]b1^vVj  
by the source that couples into the receiver. This is the &<@%{h@=  
product of the system and receiver efficiencies. ]Cr]Pvab{  
u X>PefR  
The maximum efficiency is the coupling efficiency if there UC(9Dz  
were no aberrations. ,uO?;!t  
YMK>+y[+4  
数值孔径不是越大越好呀,当耦合光学系统的模式与你光线的模式完全匹配时,耦合效率最大. 38"cbHE3  
耦合效率的计算有一个积分过程,还是比较复杂的.

            

能否请问五楼的大侠怎么做到的，谢谢啊~~335797507@qq.com

谢谢  学学

我也想知道