System Efficiency : 0.999138 Nt
P=m
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9e'9$-z
Receiver Efficiency : 0.945327 'I1^70bB
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Coupling Efficiency : 0.944512 (-0.2479 dB) a^.5cJ$]
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Maximum Efficiency : 0.995227 K*fh`Kz
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The system efficiency is the fraction of the energy in the source @#KZ2 ^
beam that exits the optical system. This value is determined by GsvB5i
the input na, entrance pupil size and position, apodization, FvV:$ V|
transmission of the optics, and vignetting. V~_aM@q1
9ld'SB:#
The receiver efficiency is the fraction of the transmitted energy 2N[S* #~*e
that couples from the exit pupil to the receiving fiber. This Fun+L@:;
value is determined by aberrations and the na of the receiving fiber. >Mc,c(CvU
l[Rl:k!
The coupling efficiency is the fraction of energy radiated V
j"B/@
by the source that couples into the receiver. This is the .m_ -L
Y-
product of the system and receiver efficiencies. fKjUEMRK
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The maximum efficiency is the coupling efficiency if there 8sGaq [
were no aberrations. DSc:>G
Ph|\%P`>%
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. "L~qsFL
耦合效率的计算有一个积分过程,还是比较复杂的.
