[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 czT]XF  
J$i.^|hE/  
Receiver Efficiency            :      0.945327 %|'VucLx  
5A+r^xN  
Coupling Efficiency            :      0.944512 (-0.2479 dB) OM81$Xo=  
}z5u^_-m  
Maximum Efficiency              :      0.995227 C4)m4r%  
<YvW /x  
The system efficiency is the fraction of the energy in the source "6gBb
m  
beam that exits the optical system. This value is determined by eu'S~c-l  
the input na, entrance pupil size and position, apodization, .JV y}^Q\  
transmission of the optics, and vignetting. EkoT U#w5  
p
j Md  
The receiver efficiency is the fraction of the transmitted energy {
xf00/  
that couples from the exit pupil to the receiving fiber. This fWyXy%Qq  
value is determined by aberrations and the na of the receiving fiber. |q c<C&O  
U04&z 91"  
The coupling efficiency is the fraction of energy radiated *z&hXYm  
by the source that couples into the receiver. This is the [DvQk?,t  
product of the system and receiver efficiencies. m]Mm(7v(  
l OiZ2_2  
The maximum efficiency is the coupling efficiency if there p$mt&,p  
were no aberrations. Sl'{rol'  
5]K2to)>`  
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. #fb&51  
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