System Efficiency : 0.999138 D+Ke)-/
K/,y"DUN&
Receiver Efficiency : 0.945327 QxSJLi7t
pO* $ '8L
Coupling Efficiency : 0.944512 (-0.2479 dB) 3++ }4%w
yM *-e m
Maximum Efficiency : 0.995227 aL9 yNj}2
OD*\<Sc
The system efficiency is the fraction of the energy in the source PgeC\#;9
beam that exits the optical system. This value is determined by G% |$3
the input na, entrance pupil size and position, apodization, 8
z ) K
transmission of the optics, and vignetting. 2qw -:
x}Y
The receiver efficiency is the fraction of the transmitted energy UE-<
that couples from the exit pupil to the receiving fiber. This bjQp6!TsZ
value is determined by aberrations and the na of the receiving fiber. uANG_sX^n
/k$h2,O"*
The coupling efficiency is the fraction of energy radiated 3D"2yTM(
by the source that couples into the receiver. This is the #y<KO`Es
product of the system and receiver efficiencies. G E=J Y
*Kpk1
The maximum efficiency is the coupling efficiency if there x)Y?kVw21"
were no aberrations. 1S&GhJ<wJ
F;4*,Ap
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. #DBg8
耦合效率的计算有一个积分过程,还是比较复杂的.
