[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 (P%{Tab  
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Receiver Efficiency            :      0.945327
JPJ&k(P  
zy^t95/m  
Coupling Efficiency            :      0.944512 (-0.2479 dB) P|`pJYe  
yr8 b?m.x  
Maximum Efficiency              :      0.995227 4! ]28[2B6  
"#Qqwsw7  
The system efficiency is the fraction of the energy in the source X,D
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beam that exits the optical system. This value is determined by j>Ce06G  
the input na, entrance pupil size and position, apodization, c5Fl:=h  
transmission of the optics, and vignetting. mwU|Hh)N]  
I.As{0cc  
The receiver efficiency is the fraction of the transmitted energy *DfwTbg|  
that couples from the exit pupil to the receiving fiber. This M
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value is determined by aberrations and the na of the receiving fiber. VbLwhA2W}F  
#X1iig+  
The coupling efficiency is the fraction of energy radiated ]06orBV  
by the source that couples into the receiver. This is the b9`vYnLk  
product of the system and receiver efficiencies. *i3\`;^=  
L+VqTt  
The maximum efficiency is the coupling efficiency if there ]@LeyT'cY  
were no aberrations. :E`/z@I  
O1]L4V1iH  
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. 3msb"|DG  
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