System Efficiency : 0.999138 ?fEX&t,'
(r.{v@h,dV
Receiver Efficiency : 0.945327 5 b[:B~J
t? ]6>J_V
Coupling Efficiency : 0.944512 (-0.2479 dB) >M^
1m (
VmkYl$WZo
Maximum Efficiency : 0.995227 [j0I}+@4H
LxVd7r VY6
The system efficiency is the fraction of the energy in the source Wx/!My u
beam that exits the optical system. This value is determined by l1N{ ujM
the input na, entrance pupil size and position, apodization, :u{0M&
transmission of the optics, and vignetting. iEki<e/
|7/B20
The receiver efficiency is the fraction of the transmitted energy *ftJ (
that couples from the exit pupil to the receiving fiber. This EBM\p+x&
value is determined by aberrations and the na of the receiving fiber. S _:(I^
-H`G6oMOO
The coupling efficiency is the fraction of energy radiated 5! Z+2Cu]
by the source that couples into the receiver. This is the A EnS_Q
product of the system and receiver efficiencies. RQ{w`> K
M Zw%s(lv
The maximum efficiency is the coupling efficiency if there "\BP+AF
were no aberrations. J5Fg ]O*
DcbL$9UI
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. ^^?DYC
耦合效率的计算有一个积分过程,还是比较复杂的.
