[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 d^d+8R  

8+8L'Yv;  
Receiver Efficiency            :      0.945327 "pc t#  
^SW0+O  
Coupling Efficiency            :      0.944512 (-0.2479 dB) 5jHr?
C  
'Ej+Jczzpp  
Maximum Efficiency              :      0.995227 eZ{Ce.lNR  
k\\e`=  
The system efficiency is the fraction of the energy in the source -!IeP]n#P  
beam that exits the optical system. This value is determined by oObQN;A@6  
the input na, entrance pupil size and position, apodization, mEyIbMci  
transmission of the optics, and vignetting. _=HNcpDA;0  
Em(Okr,0  
The receiver efficiency is the fraction of the transmitted energy FA{(gib@9  
that couples from the exit pupil to the receiving fiber. This &!B4v<#,U  
value is determined by aberrations and the na of the receiving fiber. ;KT/;I  
H/ar:j  
The coupling efficiency is the fraction of energy radiated +g_m|LF  
by the source that couples into the receiver. This is the Op
:$7hv  
product of the system and receiver efficiencies. PCnu?e3F  
-@.FnFa  
The maximum efficiency is the coupling efficiency if there LR3>_t  
were no aberrations. _}tPtHPa/  
:-oMkBS  
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. XHh*6Yt_ (  
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