System Efficiency : 0.999138 f>Bcr9]]
kpK: @
Receiver Efficiency : 0.945327 cs~
}k7><
|$7!u DU8
Coupling Efficiency : 0.944512 (-0.2479 dB) }Ct_i'Ow
wQ(ME7 t
Maximum Efficiency : 0.995227 3cQTl5,
bF?EuL
The system efficiency is the fraction of the energy in the source r `28fC
beam that exits the optical system. This value is determined by 4lvo9R
the input na, entrance pupil size and position, apodization, ]#S.L '
transmission of the optics, and vignetting. O h<Z0M)
* C's7 O{O
The receiver efficiency is the fraction of the transmitted energy ^_)CQ% W?
that couples from the exit pupil to the receiving fiber. This ^ /:]HG
value is determined by aberrations and the na of the receiving fiber. URJ"
ruF+X)
The coupling efficiency is the fraction of energy radiated B]Yj" LM)
by the source that couples into the receiver. This is the *w>
/vu
product of the system and receiver efficiencies. E(]yjZ/
?ix0n,m
The maximum efficiency is the coupling efficiency if there >2>x r"
were no aberrations. *~2jP;$
.- c3f1i
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. ? CL1^N%
耦合效率的计算有一个积分过程,还是比较复杂的.
