[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 NXpmT4  
+nZUL*Ut/  
Receiver Efficiency            :      0.945327 HBH$  
9lf*O0Z&n  
Coupling Efficiency            :      0.944512 (-0.2479 dB) L!t@-5~  
7kKuZW@K-  
Maximum Efficiency              :      0.995227 !8sgq{
x((  
{;s;.  
The system efficiency is the fraction of the energy in the source _;56^1'T  
beam that exits the optical system. This value is determined by r-}-C!  
the input na, entrance pupil size and position, apodization, >M]6uf  
transmission of the optics, and vignetting. {C3U6kKs;R  
H`~;|6}]n  
The receiver efficiency is the fraction of the transmitted energy $B;_Jo\|  
that couples from the exit pupil to the receiving fiber. This ,~COZi;R.D  
value is determined by aberrations and the na of the receiving fiber. H&#{l)  
='Q{R*u  
The coupling efficiency is the fraction of energy radiated A /(lKq  
by the source that couples into the receiver. This is the 'Gx$Bj  
product of the system and receiver efficiencies. 98RKCc9h  
pY@Y?Jj  
The maximum efficiency is the coupling efficiency if there q2hFOm  
were no aberrations. -w1@!Sdd  
mpgOs  
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. (D<(6?  
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