[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 }#=Od e  
w}M3x^9@  
Receiver Efficiency            :      0.945327 9DEh*%q  
=M
hg  
Coupling Efficiency            :      0.944512 (-0.2479 dB) (3md:r<-  
4VIg>EL*  
Maximum Efficiency              :      0.995227 =J@`0H"  
l_v*7d  
The system efficiency is the fraction of the energy in the source RI@*O6\/I  
beam that exits the optical system. This value is determined by 3:|-#F*k{  
the input na, entrance pupil size and position, apodization, * Zd_ HJi  
transmission of the optics, and vignetting. K!b8= K`  
Sue 6+p  
The receiver efficiency is the fraction of the transmitted energy 6~Wu
`  
that couples from the exit pupil to the receiving fiber. This d.pp3D9/  
value is determined by aberrations and the na of the receiving fiber. =ef1XQ{i*  
9NWloK6bT  
The coupling efficiency is the fraction of energy radiated )o8g=7Jm  
by the source that couples into the receiver. This is the 7<yp"5><)  
product of the system and receiver efficiencies. -3mgza  
r]t )x*  
The maximum efficiency is the coupling efficiency if there s#lto0b"8  
were no aberrations. m1e b8yX  
m4gU*?  
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. aqfL0Rg+`  
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